319022760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{587}}^1\times {\mathrm{647}}^1$

素因数の和:1255

約数の個数: 128

約数和(自身を含む): 1097349120

約数和(自身を除く): 778326360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 587, 647, 840, 1174, 1294, 1761, 1941, 2348, 2588, 2935, 3235, 3522, 3882, 4109, 4529, 4696, 5176, 5870, 6470, 7044, 7764, 8218, 8805, 9058, 9705, 11740, 12327, 12940, 13587, 14088, 15528, 16436, 17610, 18116, 19410, 20545, 22645, 23480, 24654, 25880, 27174, 32872, 35220, 36232, 38820, 41090, 45290, 49308, 54348, 61635, 67935, 70440, 77640, 82180, 90580, 98616, 108696, 123270, 135870, 164360, 181160, 246540, 271740, 379789, 493080, 543480, 759578, 1139367, 1519156, 1898945, 2278734, 2658523, 3038312, 3797890, 4557468, 5317046, 5696835, 7595780, 7975569, 9114936, 10634092, 11393670, 13292615, 15191560, 15951138, 21268184, 22787340, 26585230, 31902276, 39877845, 45574680, 53170460, 63804552, 79755690, 106340920, 159511380, 319022760]

約数ペア:

[(1, 319022760), (2, 159511380), (3, 106340920), (4, 79755690), (5, 63804552), (6, 53170460), (7, 45574680), (8, 39877845), (10, 31902276), (12, 26585230), (14, 22787340), (15, 21268184), (20, 15951138), (21, 15191560), (24, 13292615), (28, 11393670), (30, 10634092), (35, 9114936), (40, 7975569), (42, 7595780), (56, 5696835), (60, 5317046), (70, 4557468), (84, 3797890), (105, 3038312), (120, 2658523), (140, 2278734), (168, 1898945), (210, 1519156), (280, 1139367), (420, 759578), (587, 543480), (647, 493080), (840, 379789), (1174, 271740), (1294, 246540), (1761, 181160), (1941, 164360), (2348, 135870), (2588, 123270), (2935, 108696), (3235, 98616), (3522, 90580), (3882, 82180), (4109, 77640), (4529, 70440), (4696, 67935), (5176, 61635), (5870, 54348), (6470, 49308), (7044, 45290), (7764, 41090), (8218, 38820), (8805, 36232), (9058, 35220), (9705, 32872), (11740, 27174), (12327, 25880), (12940, 24654), (13587, 23480), (14088, 22645), (15528, 20545), (16436, 19410), (17610, 18116)]