240859770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:420

約数の個数: 128

約数和(自身を含む): 644751360

約数和(自身を除く): 403891590

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 43, 57, 62, 86, 93, 95, 114, 129, 155, 186, 190, 215, 258, 285, 310, 317, 430, 465, 570, 589, 634, 645, 817, 930, 951, 1178, 1290, 1333, 1585, 1634, 1767, 1902, 2451, 2666, 2945, 3170, 3534, 3999, 4085, 4755, 4902, 5890, 6023, 6665, 7998, 8170, 8835, 9510, 9827, 12046, 12255, 13330, 13631, 17670, 18069, 19654, 19995, 24510, 25327, 27262, 29481, 30115, 36138, 39990, 40893, 49135, 50654, 58962, 60230, 68155, 75981, 81786, 90345, 98270, 126635, 136310, 147405, 151962, 180690, 186713, 204465, 253270, 258989, 294810, 373426, 379905, 408930, 422561, 517978, 560139, 759810, 776967, 845122, 933565, 1120278, 1267683, 1294945, 1553934, 1867130, 2112805, 2535366, 2589890, 2800695, 3884835, 4225610, 5601390, 6338415, 7769670, 8028659, 12676830, 16057318, 24085977, 40143295, 48171954, 80286590, 120429885, 240859770]

約数ペア:

[(1, 240859770), (2, 120429885), (3, 80286590), (5, 48171954), (6, 40143295), (10, 24085977), (15, 16057318), (19, 12676830), (30, 8028659), (31, 7769670), (38, 6338415), (43, 5601390), (57, 4225610), (62, 3884835), (86, 2800695), (93, 2589890), (95, 2535366), (114, 2112805), (129, 1867130), (155, 1553934), (186, 1294945), (190, 1267683), (215, 1120278), (258, 933565), (285, 845122), (310, 776967), (317, 759810), (430, 560139), (465, 517978), (570, 422561), (589, 408930), (634, 379905), (645, 373426), (817, 294810), (930, 258989), (951, 253270), (1178, 204465), (1290, 186713), (1333, 180690), (1585, 151962), (1634, 147405), (1767, 136310), (1902, 126635), (2451, 98270), (2666, 90345), (2945, 81786), (3170, 75981), (3534, 68155), (3999, 60230), (4085, 58962), (4755, 50654), (4902, 49135), (5890, 40893), (6023, 39990), (6665, 36138), (7998, 30115), (8170, 29481), (8835, 27262), (9510, 25327), (9827, 24510), (12046, 19995), (12255, 19654), (13330, 18069), (13631, 17670)]