80735940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 240

約数和(自身を含む): 277273920

約数和(自身を除く): 196537980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 43, 45, 54, 57, 60, 61, 76, 81, 86, 90, 95, 108, 114, 122, 129, 135, 162, 171, 172, 180, 183, 190, 215, 228, 244, 258, 270, 285, 305, 324, 342, 366, 380, 387, 405, 430, 513, 516, 540, 549, 570, 610, 645, 684, 732, 774, 810, 817, 855, 860, 915, 1026, 1098, 1140, 1159, 1161, 1220, 1290, 1539, 1548, 1620, 1634, 1647, 1710, 1830, 1935, 2052, 2196, 2318, 2322, 2451, 2565, 2580, 2623, 2745, 3078, 3268, 3294, 3420, 3477, 3483, 3660, 3870, 4085, 4636, 4644, 4902, 4941, 5130, 5246, 5490, 5795, 5805, 6156, 6588, 6954, 6966, 7353, 7695, 7740, 7869, 8170, 8235, 9804, 9882, 10260, 10431, 10492, 10980, 11590, 11610, 12255, 13115, 13908, 13932, 14706, 15390, 15738, 16340, 16470, 17385, 17415, 19764, 20862, 22059, 23180, 23220, 23607, 24510, 24705, 26230, 29412, 30780, 31293, 31476, 32940, 34770, 34830, 36765, 39345, 41724, 44118, 47214, 49020, 49410, 49837, 52155, 52460, 62586, 66177, 69540, 69660, 70821, 73530, 78690, 88236, 93879, 94428, 98820, 99674, 104310, 110295, 118035, 125172, 132354, 141642, 147060, 149511, 156465, 157380, 187758, 199348, 208620, 212463, 220590, 236070, 249185, 264708, 283284, 299022, 312930, 330885, 354105, 375516, 424926, 441180, 448533, 469395, 472140, 498370, 598044, 625860, 661770, 708210, 747555, 849852, 897066, 938790, 996740, 1062315, 1323540, 1345599, 1416420, 1495110, 1794132, 1877580, 2124630, 2242665, 2691198, 2990220, 4036797, 4249260, 4485330, 5382396, 6727995, 8073594, 8970660, 13455990, 16147188, 20183985, 26911980, 40367970, 80735940]

約数ペア:

[(1, 80735940), (2, 40367970), (3, 26911980), (4, 20183985), (5, 16147188), (6, 13455990), (9, 8970660), (10, 8073594), (12, 6727995), (15, 5382396), (18, 4485330), (19, 4249260), (20, 4036797), (27, 2990220), (30, 2691198), (36, 2242665), (38, 2124630), (43, 1877580), (45, 1794132), (54, 1495110), (57, 1416420), (60, 1345599), (61, 1323540), (76, 1062315), (81, 996740), (86, 938790), (90, 897066), (95, 849852), (108, 747555), (114, 708210), (122, 661770), (129, 625860), (135, 598044), (162, 498370), (171, 472140), (172, 469395), (180, 448533), (183, 441180), (190, 424926), (215, 375516), (228, 354105), (244, 330885), (258, 312930), (270, 299022), (285, 283284), (305, 264708), (324, 249185), (342, 236070), (366, 220590), (380, 212463), (387, 208620), (405, 199348), (430, 187758), (513, 157380), (516, 156465), (540, 149511), (549, 147060), (570, 141642), (610, 132354), (645, 125172), (684, 118035), (732, 110295), (774, 104310), (810, 99674), (817, 98820), (855, 94428), (860, 93879), (915, 88236), (1026, 78690), (1098, 73530), (1140, 70821), (1159, 69660), (1161, 69540), (1220, 66177), (1290, 62586), (1539, 52460), (1548, 52155), (1620, 49837), (1634, 49410), (1647, 49020), (1710, 47214), (1830, 44118), (1935, 41724), (2052, 39345), (2196, 36765), (2318, 34830), (2322, 34770), (2451, 32940), (2565, 31476), (2580, 31293), (2623, 30780), (2745, 29412), (3078, 26230), (3268, 24705), (3294, 24510), (3420, 23607), (3477, 23220), (3483, 23180), (3660, 22059), (3870, 20862), (4085, 19764), (4636, 17415), (4644, 17385), (4902, 16470), (4941, 16340), (5130, 15738), (5246, 15390), (5490, 14706), (5795, 13932), (5805, 13908), (6156, 13115), (6588, 12255), (6954, 11610), (6966, 11590), (7353, 10980), (7695, 10492), (7740, 10431), (7869, 10260), (8170, 9882), (8235, 9804)]