151038440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 407116800

約数和(自身を除く): 256078360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 61, 70, 74, 122, 140, 148, 185, 239, 244, 259, 280, 296, 305, 370, 427, 478, 488, 518, 610, 740, 854, 956, 1036, 1195, 1220, 1295, 1480, 1673, 1708, 1912, 2072, 2135, 2257, 2390, 2440, 2590, 3346, 3416, 4270, 4514, 4780, 5180, 6692, 8365, 8540, 8843, 9028, 9560, 10360, 11285, 13384, 14579, 15799, 16730, 17080, 17686, 18056, 22570, 29158, 31598, 33460, 35372, 44215, 45140, 58316, 61901, 63196, 66920, 70744, 72895, 78995, 88430, 90280, 102053, 116632, 123802, 126392, 145790, 157990, 176860, 204106, 247604, 291580, 309505, 315980, 353720, 408212, 495208, 510265, 539423, 583160, 619010, 631960, 816424, 1020530, 1078846, 1238020, 2041060, 2157692, 2476040, 2697115, 3775961, 4082120, 4315384, 5394230, 7551922, 10788460, 15103844, 18879805, 21576920, 30207688, 37759610, 75519220, 151038440]

約数ペア:

[(1, 151038440), (2, 75519220), (4, 37759610), (5, 30207688), (7, 21576920), (8, 18879805), (10, 15103844), (14, 10788460), (20, 7551922), (28, 5394230), (35, 4315384), (37, 4082120), (40, 3775961), (56, 2697115), (61, 2476040), (70, 2157692), (74, 2041060), (122, 1238020), (140, 1078846), (148, 1020530), (185, 816424), (239, 631960), (244, 619010), (259, 583160), (280, 539423), (296, 510265), (305, 495208), (370, 408212), (427, 353720), (478, 315980), (488, 309505), (518, 291580), (610, 247604), (740, 204106), (854, 176860), (956, 157990), (1036, 145790), (1195, 126392), (1220, 123802), (1295, 116632), (1480, 102053), (1673, 90280), (1708, 88430), (1912, 78995), (2072, 72895), (2135, 70744), (2257, 66920), (2390, 63196), (2440, 61901), (2590, 58316), (3346, 45140), (3416, 44215), (4270, 35372), (4514, 33460), (4780, 31598), (5180, 29158), (6692, 22570), (8365, 18056), (8540, 17686), (8843, 17080), (9028, 16730), (9560, 15799), (10360, 14579), (11285, 13384)]