74532780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:568

約数の個数: 144

約数和(自身を含む): 260769600

約数和(自身を除く): 186236820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 149, 180, 210, 252, 298, 315, 397, 420, 447, 596, 630, 745, 794, 894, 1043, 1191, 1260, 1341, 1490, 1588, 1788, 1985, 2086, 2235, 2382, 2682, 2779, 2980, 3129, 3573, 3970, 4172, 4470, 4764, 5215, 5364, 5558, 5955, 6258, 6705, 7146, 7940, 8337, 8940, 9387, 10430, 11116, 11910, 12516, 13410, 13895, 14292, 15645, 16674, 17865, 18774, 20860, 23820, 25011, 26820, 27790, 31290, 33348, 35730, 37548, 41685, 46935, 50022, 55580, 59153, 62580, 71460, 83370, 93870, 100044, 118306, 125055, 166740, 177459, 187740, 236612, 250110, 295765, 354918, 414071, 500220, 532377, 591530, 709836, 828142, 887295, 1064754, 1183060, 1242213, 1656284, 1774590, 2070355, 2129508, 2484426, 2661885, 3549180, 3726639, 4140710, 4968852, 5323770, 6211065, 7453278, 8281420, 10647540, 12422130, 14906556, 18633195, 24844260, 37266390, 74532780]

約数ペア:

[(1, 74532780), (2, 37266390), (3, 24844260), (4, 18633195), (5, 14906556), (6, 12422130), (7, 10647540), (9, 8281420), (10, 7453278), (12, 6211065), (14, 5323770), (15, 4968852), (18, 4140710), (20, 3726639), (21, 3549180), (28, 2661885), (30, 2484426), (35, 2129508), (36, 2070355), (42, 1774590), (45, 1656284), (60, 1242213), (63, 1183060), (70, 1064754), (84, 887295), (90, 828142), (105, 709836), (126, 591530), (140, 532377), (149, 500220), (180, 414071), (210, 354918), (252, 295765), (298, 250110), (315, 236612), (397, 187740), (420, 177459), (447, 166740), (596, 125055), (630, 118306), (745, 100044), (794, 93870), (894, 83370), (1043, 71460), (1191, 62580), (1260, 59153), (1341, 55580), (1490, 50022), (1588, 46935), (1788, 41685), (1985, 37548), (2086, 35730), (2235, 33348), (2382, 31290), (2682, 27790), (2779, 26820), (2980, 25011), (3129, 23820), (3573, 20860), (3970, 18774), (4172, 17865), (4470, 16674), (4764, 15645), (5215, 14292), (5364, 13895), (5558, 13410), (5955, 12516), (6258, 11910), (6705, 11116), (7146, 10430), (7940, 9387), (8337, 8940)]