28018513620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{6869}}^1$

素因数の和:6975

約数の個数: 288

約数和(自身を含む): 95065850880

約数和(自身を除く): 67047337260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 31, 34, 36, 43, 45, 51, 60, 62, 68, 85, 86, 90, 93, 102, 124, 129, 153, 155, 170, 172, 180, 186, 204, 215, 255, 258, 279, 306, 310, 340, 372, 387, 430, 465, 510, 516, 527, 558, 612, 620, 645, 731, 765, 774, 860, 930, 1020, 1054, 1116, 1290, 1333, 1395, 1462, 1530, 1548, 1581, 1860, 1935, 2108, 2193, 2580, 2635, 2666, 2790, 2924, 3060, 3162, 3655, 3870, 3999, 4386, 4743, 5270, 5332, 5580, 6324, 6579, 6665, 6869, 7310, 7740, 7905, 7998, 8772, 9486, 10540, 10965, 11997, 13158, 13330, 13738, 14620, 15810, 15996, 18972, 19995, 20607, 21930, 22661, 23715, 23994, 26316, 26660, 27476, 31620, 32895, 34345, 39990, 41214, 43860, 45322, 47430, 47988, 59985, 61821, 65790, 67983, 68690, 79980, 82428, 90644, 94860, 103035, 113305, 116773, 119970, 123642, 131580, 135966, 137380, 203949, 206070, 212939, 226610, 233546, 239940, 247284, 271932, 295367, 309105, 339915, 350319, 407898, 412140, 425878, 453220, 467092, 583865, 590734, 618210, 638817, 679830, 700638, 815796, 851756, 886101, 1019745, 1050957, 1064695, 1167730, 1181468, 1236420, 1277634, 1359660, 1401276, 1476835, 1751595, 1772202, 1916451, 2039490, 2101914, 2129390, 2335460, 2555268, 2658303, 2953670, 3194085, 3503190, 3544404, 3619963, 3832902, 4078980, 4203828, 4258780, 4430505, 5021239, 5254785, 5316606, 5907340, 6388170, 7006380, 7239926, 7665804, 8861010, 9156377, 9582255, 10042478, 10509570, 10633212, 10859889, 12776340, 13291515, 14479852, 15063717, 17722020, 18099815, 18312754, 19164510, 20084956, 21019140, 21719778, 25106195, 26583030, 27469131, 30127434, 32579667, 36199630, 36625508, 38329020, 43439556, 45191151, 45781885, 50212390, 53166060, 54299445, 54938262, 60254868, 65159334, 72399260, 75318585, 82407393, 90382302, 91563770, 100424780, 108598890, 109876524, 130318668, 137345655, 150637170, 155658409, 162898335, 164814786, 180764604, 183127540, 217197780, 225955755, 274691310, 301274340, 311316818, 325796670, 329629572, 412036965, 451911510, 466975227, 549382620, 622633636, 651593340, 778292045, 824073930, 903823020, 933950454, 1400925681, 1556584090, 1648147860, 1867900908, 2334876135, 2801851362, 3113168180, 4669752270, 5603702724, 7004628405, 9339504540, 14009256810, 28018513620]

約数ペア:

[(1, 28018513620), (2, 14009256810), (3, 9339504540), (4, 7004628405), (5, 5603702724), (6, 4669752270), (9, 3113168180), (10, 2801851362), (12, 2334876135), (15, 1867900908), (17, 1648147860), (18, 1556584090), (20, 1400925681), (30, 933950454), (31, 903823020), (34, 824073930), (36, 778292045), (43, 651593340), (45, 622633636), (51, 549382620), (60, 466975227), (62, 451911510), (68, 412036965), (85, 329629572), (86, 325796670), (90, 311316818), (93, 301274340), (102, 274691310), (124, 225955755), (129, 217197780), (153, 183127540), (155, 180764604), (170, 164814786), (172, 162898335), (180, 155658409), (186, 150637170), (204, 137345655), (215, 130318668), (255, 109876524), (258, 108598890), (279, 100424780), (306, 91563770), (310, 90382302), (340, 82407393), (372, 75318585), (387, 72399260), (430, 65159334), (465, 60254868), (510, 54938262), (516, 54299445), (527, 53166060), (558, 50212390), (612, 45781885), (620, 45191151), (645, 43439556), (731, 38329020), (765, 36625508), (774, 36199630), (860, 32579667), (930, 30127434), (1020, 27469131), (1054, 26583030), (1116, 25106195), (1290, 21719778), (1333, 21019140), (1395, 20084956), (1462, 19164510), (1530, 18312754), (1548, 18099815), (1581, 17722020), (1860, 15063717), (1935, 14479852), (2108, 13291515), (2193, 12776340), (2580, 10859889), (2635, 10633212), (2666, 10509570), (2790, 10042478), (2924, 9582255), (3060, 9156377), (3162, 8861010), (3655, 7665804), (3870, 7239926), (3999, 7006380), (4386, 6388170), (4743, 5907340), (5270, 5316606), (5332, 5254785), (5580, 5021239), (6324, 4430505), (6579, 4258780), (6665, 4203828), (6869, 4078980), (7310, 3832902), (7740, 3619963), (7905, 3544404), (7998, 3503190), (8772, 3194085), (9486, 2953670), (10540, 2658303), (10965, 2555268), (11997, 2335460), (13158, 2129390), (13330, 2101914), (13738, 2039490), (14620, 1916451), (15810, 1772202), (15996, 1751595), (18972, 1476835), (19995, 1401276), (20607, 1359660), (21930, 1277634), (22661, 1236420), (23715, 1181468), (23994, 1167730), (26316, 1064695), (26660, 1050957), (27476, 1019745), (31620, 886101), (32895, 851756), (34345, 815796), (39990, 700638), (41214, 679830), (43860, 638817), (45322, 618210), (47430, 590734), (47988, 583865), (59985, 467092), (61821, 453220), (65790, 425878), (67983, 412140), (68690, 407898), (79980, 350319), (82428, 339915), (90644, 309105), (94860, 295367), (103035, 271932), (113305, 247284), (116773, 239940), (119970, 233546), (123642, 226610), (131580, 212939), (135966, 206070), (137380, 203949)]