18263700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:263

約数の個数: 216

約数和(自身を含む): 70773248

約数和(自身を除く): 52509548

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 28, 30, 35, 36, 39, 42, 45, 50, 52, 60, 63, 65, 70, 75, 78, 84, 90, 91, 100, 105, 117, 126, 130, 140, 150, 156, 175, 180, 182, 195, 210, 223, 225, 234, 252, 260, 273, 300, 315, 325, 350, 364, 390, 420, 446, 450, 455, 468, 525, 546, 585, 630, 650, 669, 700, 780, 819, 892, 900, 910, 975, 1050, 1092, 1115, 1170, 1260, 1300, 1338, 1365, 1561, 1575, 1638, 1820, 1950, 2007, 2100, 2230, 2275, 2340, 2676, 2730, 2899, 2925, 3122, 3150, 3276, 3345, 3900, 4014, 4095, 4460, 4550, 4683, 5460, 5575, 5798, 5850, 6244, 6300, 6690, 6825, 7805, 8028, 8190, 8697, 9100, 9366, 10035, 11150, 11596, 11700, 13380, 13650, 14049, 14495, 15610, 16380, 16725, 17394, 18732, 20070, 20293, 20475, 22300, 23415, 26091, 27300, 28098, 28990, 31220, 33450, 34788, 39025, 40140, 40586, 40950, 43485, 46830, 50175, 52182, 56196, 57980, 60879, 66900, 70245, 72475, 78050, 81172, 81900, 86970, 93660, 100350, 101465, 104364, 117075, 121758, 130455, 140490, 144950, 156100, 173940, 182637, 200700, 202930, 217425, 234150, 243516, 260910, 280980, 289900, 304395, 351225, 365274, 405860, 434850, 468300, 507325, 521820, 608790, 652275, 702450, 730548, 869700, 913185, 1014650, 1217580, 1304550, 1404900, 1521975, 1826370, 2029300, 2609100, 3043950, 3652740, 4565925, 6087900, 9131850, 18263700]

約数ペア:

[(1, 18263700), (2, 9131850), (3, 6087900), (4, 4565925), (5, 3652740), (6, 3043950), (7, 2609100), (9, 2029300), (10, 1826370), (12, 1521975), (13, 1404900), (14, 1304550), (15, 1217580), (18, 1014650), (20, 913185), (21, 869700), (25, 730548), (26, 702450), (28, 652275), (30, 608790), (35, 521820), (36, 507325), (39, 468300), (42, 434850), (45, 405860), (50, 365274), (52, 351225), (60, 304395), (63, 289900), (65, 280980), (70, 260910), (75, 243516), (78, 234150), (84, 217425), (90, 202930), (91, 200700), (100, 182637), (105, 173940), (117, 156100), (126, 144950), (130, 140490), (140, 130455), (150, 121758), (156, 117075), (175, 104364), (180, 101465), (182, 100350), (195, 93660), (210, 86970), (223, 81900), (225, 81172), (234, 78050), (252, 72475), (260, 70245), (273, 66900), (300, 60879), (315, 57980), (325, 56196), (350, 52182), (364, 50175), (390, 46830), (420, 43485), (446, 40950), (450, 40586), (455, 40140), (468, 39025), (525, 34788), (546, 33450), (585, 31220), (630, 28990), (650, 28098), (669, 27300), (700, 26091), (780, 23415), (819, 22300), (892, 20475), (900, 20293), (910, 20070), (975, 18732), (1050, 17394), (1092, 16725), (1115, 16380), (1170, 15610), (1260, 14495), (1300, 14049), (1338, 13650), (1365, 13380), (1561, 11700), (1575, 11596), (1638, 11150), (1820, 10035), (1950, 9366), (2007, 9100), (2100, 8697), (2230, 8190), (2275, 8028), (2340, 7805), (2676, 6825), (2730, 6690), (2899, 6300), (2925, 6244), (3122, 5850), (3150, 5798), (3276, 5575), (3345, 5460), (3900, 4683), (4014, 4550), (4095, 4460)]