71908980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1$

素因数の和:99

約数の個数: 288

約数和(自身を含む): 259943040

約数和(自身を除く): 188034060

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 17, 20, 22, 26, 29, 30, 33, 34, 39, 44, 51, 52, 55, 58, 60, 65, 66, 68, 78, 85, 87, 102, 110, 116, 130, 132, 143, 145, 156, 165, 170, 174, 187, 195, 204, 220, 221, 255, 260, 286, 289, 290, 319, 330, 340, 348, 374, 377, 390, 429, 435, 442, 493, 510, 561, 572, 578, 580, 638, 660, 663, 715, 748, 754, 780, 858, 867, 870, 884, 935, 957, 986, 1020, 1105, 1122, 1131, 1156, 1276, 1326, 1430, 1445, 1479, 1508, 1595, 1716, 1734, 1740, 1870, 1885, 1914, 1972, 2145, 2210, 2244, 2262, 2431, 2465, 2652, 2805, 2860, 2890, 2958, 3179, 3190, 3315, 3468, 3740, 3757, 3770, 3828, 4147, 4290, 4335, 4420, 4524, 4785, 4862, 4930, 5423, 5610, 5655, 5780, 5916, 6358, 6380, 6409, 6630, 7293, 7395, 7514, 7540, 8294, 8381, 8580, 8670, 9537, 9570, 9724, 9860, 10846, 11220, 11271, 11310, 12155, 12441, 12716, 12818, 13260, 14586, 14790, 15028, 15895, 16269, 16588, 16762, 17340, 18785, 19074, 19140, 19227, 20735, 21692, 22542, 22620, 24310, 24882, 25143, 25636, 27115, 29172, 29580, 31790, 32045, 32538, 33524, 36465, 37570, 38148, 38454, 41327, 41470, 41905, 45084, 47685, 48620, 49764, 50286, 54230, 56355, 62205, 63580, 64090, 65076, 70499, 72930, 75140, 76908, 81345, 82654, 82940, 83810, 92191, 95370, 96135, 100572, 108460, 108953, 112710, 123981, 124410, 125715, 128180, 140998, 145860, 162690, 165308, 167620, 184382, 190740, 192270, 206635, 211497, 217906, 225420, 247962, 248820, 251430, 276573, 281996, 325380, 326859, 352495, 368764, 384540, 413270, 422994, 435812, 460955, 495924, 502860, 544765, 553146, 619905, 653718, 704990, 826540, 845988, 921910, 1057485, 1089530, 1106292, 1198483, 1239810, 1307436, 1382865, 1409980, 1634295, 1843820, 2114970, 2179060, 2396966, 2479620, 2765730, 3268590, 3595449, 4229940, 4793932, 5531460, 5992415, 6537180, 7190898, 11984830, 14381796, 17977245, 23969660, 35954490, 71908980]

約数ペア:

[(1, 71908980), (2, 35954490), (3, 23969660), (4, 17977245), (5, 14381796), (6, 11984830), (10, 7190898), (11, 6537180), (12, 5992415), (13, 5531460), (15, 4793932), (17, 4229940), (20, 3595449), (22, 3268590), (26, 2765730), (29, 2479620), (30, 2396966), (33, 2179060), (34, 2114970), (39, 1843820), (44, 1634295), (51, 1409980), (52, 1382865), (55, 1307436), (58, 1239810), (60, 1198483), (65, 1106292), (66, 1089530), (68, 1057485), (78, 921910), (85, 845988), (87, 826540), (102, 704990), (110, 653718), (116, 619905), (130, 553146), (132, 544765), (143, 502860), (145, 495924), (156, 460955), (165, 435812), (170, 422994), (174, 413270), (187, 384540), (195, 368764), (204, 352495), (220, 326859), (221, 325380), (255, 281996), (260, 276573), (286, 251430), (289, 248820), (290, 247962), (319, 225420), (330, 217906), (340, 211497), (348, 206635), (374, 192270), (377, 190740), (390, 184382), (429, 167620), (435, 165308), (442, 162690), (493, 145860), (510, 140998), (561, 128180), (572, 125715), (578, 124410), (580, 123981), (638, 112710), (660, 108953), (663, 108460), (715, 100572), (748, 96135), (754, 95370), (780, 92191), (858, 83810), (867, 82940), (870, 82654), (884, 81345), (935, 76908), (957, 75140), (986, 72930), (1020, 70499), (1105, 65076), (1122, 64090), (1131, 63580), (1156, 62205), (1276, 56355), (1326, 54230), (1430, 50286), (1445, 49764), (1479, 48620), (1508, 47685), (1595, 45084), (1716, 41905), (1734, 41470), (1740, 41327), (1870, 38454), (1885, 38148), (1914, 37570), (1972, 36465), (2145, 33524), (2210, 32538), (2244, 32045), (2262, 31790), (2431, 29580), (2465, 29172), (2652, 27115), (2805, 25636), (2860, 25143), (2890, 24882), (2958, 24310), (3179, 22620), (3190, 22542), (3315, 21692), (3468, 20735), (3740, 19227), (3757, 19140), (3770, 19074), (3828, 18785), (4147, 17340), (4290, 16762), (4335, 16588), (4420, 16269), (4524, 15895), (4785, 15028), (4862, 14790), (4930, 14586), (5423, 13260), (5610, 12818), (5655, 12716), (5780, 12441), (5916, 12155), (6358, 11310), (6380, 11271), (6409, 11220), (6630, 10846), (7293, 9860), (7395, 9724), (7514, 9570), (7540, 9537), (8294, 8670), (8381, 8580)]