238385970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1565

約数の個数: 128

約数和(自身を含む): 691200000

約数和(自身を除く): 452814030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 31, 38, 45, 54, 57, 62, 90, 93, 95, 114, 135, 155, 171, 186, 190, 270, 279, 285, 310, 342, 465, 513, 558, 570, 589, 837, 855, 930, 1026, 1178, 1395, 1499, 1674, 1710, 1767, 2565, 2790, 2945, 2998, 3534, 4185, 4497, 5130, 5301, 5890, 7495, 8370, 8835, 8994, 10602, 13491, 14990, 15903, 17670, 22485, 26505, 26982, 28481, 31806, 40473, 44970, 46469, 53010, 56962, 67455, 79515, 80946, 85443, 92938, 134910, 139407, 142405, 159030, 170886, 202365, 232345, 256329, 278814, 284810, 404730, 418221, 427215, 464690, 512658, 697035, 768987, 836442, 854430, 882911, 1254663, 1281645, 1394070, 1537974, 1765822, 2091105, 2509326, 2563290, 2648733, 3844935, 4182210, 4414555, 5297466, 6273315, 7689870, 7946199, 8829110, 12546630, 13243665, 15892398, 23838597, 26487330, 39730995, 47677194, 79461990, 119192985, 238385970]

約数ペア:

[(1, 238385970), (2, 119192985), (3, 79461990), (5, 47677194), (6, 39730995), (9, 26487330), (10, 23838597), (15, 15892398), (18, 13243665), (19, 12546630), (27, 8829110), (30, 7946199), (31, 7689870), (38, 6273315), (45, 5297466), (54, 4414555), (57, 4182210), (62, 3844935), (90, 2648733), (93, 2563290), (95, 2509326), (114, 2091105), (135, 1765822), (155, 1537974), (171, 1394070), (186, 1281645), (190, 1254663), (270, 882911), (279, 854430), (285, 836442), (310, 768987), (342, 697035), (465, 512658), (513, 464690), (558, 427215), (570, 418221), (589, 404730), (837, 284810), (855, 278814), (930, 256329), (1026, 232345), (1178, 202365), (1395, 170886), (1499, 159030), (1674, 142405), (1710, 139407), (1767, 134910), (2565, 92938), (2790, 85443), (2945, 80946), (2998, 79515), (3534, 67455), (4185, 56962), (4497, 53010), (5130, 46469), (5301, 44970), (5890, 40473), (7495, 31806), (8370, 28481), (8835, 26982), (8994, 26505), (10602, 22485), (13491, 17670), (14990, 15903)]