51671880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:272

約数の個数: 192

約数和(自身を含む): 184831920

約数和(自身を除く): 133160040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 61, 65, 72, 78, 90, 104, 117, 120, 122, 130, 156, 180, 181, 183, 195, 234, 244, 260, 305, 312, 360, 362, 366, 390, 468, 488, 520, 543, 549, 585, 610, 724, 732, 780, 793, 905, 915, 936, 1086, 1098, 1170, 1220, 1448, 1464, 1560, 1586, 1629, 1810, 1830, 2172, 2196, 2340, 2353, 2379, 2440, 2715, 2745, 3172, 3258, 3620, 3660, 3965, 4344, 4392, 4680, 4706, 4758, 5430, 5490, 6344, 6516, 7059, 7137, 7240, 7320, 7930, 8145, 9412, 9516, 10860, 10980, 11041, 11765, 11895, 13032, 14118, 14274, 15860, 16290, 18824, 19032, 21177, 21720, 21960, 22082, 23530, 23790, 28236, 28548, 31720, 32580, 33123, 35295, 35685, 42354, 44164, 47060, 47580, 55205, 56472, 57096, 65160, 66246, 70590, 71370, 84708, 88328, 94120, 95160, 99369, 105885, 110410, 132492, 141180, 142740, 143533, 165615, 169416, 198738, 211770, 220820, 264984, 282360, 285480, 287066, 331230, 397476, 423540, 430599, 441640, 496845, 574132, 662460, 717665, 794952, 847080, 861198, 993690, 1148264, 1291797, 1324920, 1435330, 1722396, 1987380, 2152995, 2583594, 2870660, 3444792, 3974760, 4305990, 5167188, 5741320, 6458985, 8611980, 10334376, 12917970, 17223960, 25835940, 51671880]

約数ペア:

[(1, 51671880), (2, 25835940), (3, 17223960), (4, 12917970), (5, 10334376), (6, 8611980), (8, 6458985), (9, 5741320), (10, 5167188), (12, 4305990), (13, 3974760), (15, 3444792), (18, 2870660), (20, 2583594), (24, 2152995), (26, 1987380), (30, 1722396), (36, 1435330), (39, 1324920), (40, 1291797), (45, 1148264), (52, 993690), (60, 861198), (61, 847080), (65, 794952), (72, 717665), (78, 662460), (90, 574132), (104, 496845), (117, 441640), (120, 430599), (122, 423540), (130, 397476), (156, 331230), (180, 287066), (181, 285480), (183, 282360), (195, 264984), (234, 220820), (244, 211770), (260, 198738), (305, 169416), (312, 165615), (360, 143533), (362, 142740), (366, 141180), (390, 132492), (468, 110410), (488, 105885), (520, 99369), (543, 95160), (549, 94120), (585, 88328), (610, 84708), (724, 71370), (732, 70590), (780, 66246), (793, 65160), (905, 57096), (915, 56472), (936, 55205), (1086, 47580), (1098, 47060), (1170, 44164), (1220, 42354), (1448, 35685), (1464, 35295), (1560, 33123), (1586, 32580), (1629, 31720), (1810, 28548), (1830, 28236), (2172, 23790), (2196, 23530), (2340, 22082), (2353, 21960), (2379, 21720), (2440, 21177), (2715, 19032), (2745, 18824), (3172, 16290), (3258, 15860), (3620, 14274), (3660, 14118), (3965, 13032), (4344, 11895), (4392, 11765), (4680, 11041), (4706, 10980), (4758, 10860), (5430, 9516), (5490, 9412), (6344, 8145), (6516, 7930), (7059, 7320), (7137, 7240)]