18734850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 144

約数和(自身を含む): 55710720

約数和(自身を除く): 36975870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 31, 34, 45, 50, 51, 62, 75, 79, 85, 90, 93, 102, 150, 153, 155, 158, 170, 186, 225, 237, 255, 279, 306, 310, 395, 425, 450, 465, 474, 510, 527, 558, 711, 765, 775, 790, 850, 930, 1054, 1185, 1275, 1343, 1395, 1422, 1530, 1550, 1581, 1975, 2325, 2370, 2449, 2550, 2635, 2686, 2790, 3162, 3555, 3825, 3950, 4029, 4650, 4743, 4898, 5270, 5925, 6715, 6975, 7110, 7347, 7650, 7905, 8058, 9486, 11850, 12087, 12245, 13175, 13430, 13950, 14694, 15810, 17775, 20145, 22041, 23715, 24174, 24490, 26350, 33575, 35550, 36735, 39525, 40290, 41633, 44082, 47430, 60435, 61225, 67150, 73470, 79050, 83266, 100725, 110205, 118575, 120870, 122450, 124899, 183675, 201450, 208165, 220410, 237150, 249798, 302175, 367350, 374697, 416330, 551025, 604350, 624495, 749394, 1040825, 1102050, 1248990, 1873485, 2081650, 3122475, 3746970, 6244950, 9367425, 18734850]

約数ペア:

[(1, 18734850), (2, 9367425), (3, 6244950), (5, 3746970), (6, 3122475), (9, 2081650), (10, 1873485), (15, 1248990), (17, 1102050), (18, 1040825), (25, 749394), (30, 624495), (31, 604350), (34, 551025), (45, 416330), (50, 374697), (51, 367350), (62, 302175), (75, 249798), (79, 237150), (85, 220410), (90, 208165), (93, 201450), (102, 183675), (150, 124899), (153, 122450), (155, 120870), (158, 118575), (170, 110205), (186, 100725), (225, 83266), (237, 79050), (255, 73470), (279, 67150), (306, 61225), (310, 60435), (395, 47430), (425, 44082), (450, 41633), (465, 40290), (474, 39525), (510, 36735), (527, 35550), (558, 33575), (711, 26350), (765, 24490), (775, 24174), (790, 23715), (850, 22041), (930, 20145), (1054, 17775), (1185, 15810), (1275, 14694), (1343, 13950), (1395, 13430), (1422, 13175), (1530, 12245), (1550, 12087), (1581, 11850), (1975, 9486), (2325, 8058), (2370, 7905), (2449, 7650), (2550, 7347), (2635, 7110), (2686, 6975), (2790, 6715), (3162, 5925), (3555, 5270), (3825, 4898), (3950, 4743), (4029, 4650)]