19123650

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{467}}^1$

素因数の和:505

約数の個数: 144

約数和(自身を含む): 63370944

約数和(自身を除く): 44247294

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 30, 35, 39, 42, 45, 50, 63, 65, 70, 75, 78, 90, 91, 105, 117, 126, 130, 150, 175, 182, 195, 210, 225, 234, 273, 315, 325, 350, 390, 450, 455, 467, 525, 546, 585, 630, 650, 819, 910, 934, 975, 1050, 1170, 1365, 1401, 1575, 1638, 1950, 2275, 2335, 2730, 2802, 2925, 3150, 3269, 4095, 4203, 4550, 4670, 5850, 6071, 6538, 6825, 7005, 8190, 8406, 9807, 11675, 12142, 13650, 14010, 16345, 18213, 19614, 20475, 21015, 23350, 29421, 30355, 32690, 35025, 36426, 40950, 42030, 42497, 49035, 54639, 58842, 60710, 70050, 81725, 84994, 91065, 98070, 105075, 109278, 127491, 147105, 151775, 163450, 182130, 210150, 212485, 245175, 254982, 273195, 294210, 303550, 382473, 424970, 455325, 490350, 546390, 637455, 735525, 764946, 910650, 1062425, 1274910, 1365975, 1471050, 1912365, 2124850, 2731950, 3187275, 3824730, 6374550, 9561825, 19123650]

約数ペア:

[(1, 19123650), (2, 9561825), (3, 6374550), (5, 3824730), (6, 3187275), (7, 2731950), (9, 2124850), (10, 1912365), (13, 1471050), (14, 1365975), (15, 1274910), (18, 1062425), (21, 910650), (25, 764946), (26, 735525), (30, 637455), (35, 546390), (39, 490350), (42, 455325), (45, 424970), (50, 382473), (63, 303550), (65, 294210), (70, 273195), (75, 254982), (78, 245175), (90, 212485), (91, 210150), (105, 182130), (117, 163450), (126, 151775), (130, 147105), (150, 127491), (175, 109278), (182, 105075), (195, 98070), (210, 91065), (225, 84994), (234, 81725), (273, 70050), (315, 60710), (325, 58842), (350, 54639), (390, 49035), (450, 42497), (455, 42030), (467, 40950), (525, 36426), (546, 35025), (585, 32690), (630, 30355), (650, 29421), (819, 23350), (910, 21015), (934, 20475), (975, 19614), (1050, 18213), (1170, 16345), (1365, 14010), (1401, 13650), (1575, 12142), (1638, 11675), (1950, 9807), (2275, 8406), (2335, 8190), (2730, 7005), (2802, 6825), (2925, 6538), (3150, 6071), (3269, 5850), (4095, 4670), (4203, 4550)]