291431280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4231}}^1$

素因数の和:4295

約数の個数: 160

約数和(自身を含む): 1057932288

約数和(自身を除く): 766501008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 105, 112, 120, 123, 140, 164, 168, 205, 210, 240, 246, 280, 287, 328, 336, 410, 420, 492, 560, 574, 615, 656, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1680, 1722, 1968, 2296, 2460, 2870, 3280, 3444, 4231, 4305, 4592, 4920, 5740, 6888, 8462, 8610, 9840, 11480, 12693, 13776, 16924, 17220, 21155, 22960, 25386, 29617, 33848, 34440, 42310, 50772, 59234, 63465, 67696, 68880, 84620, 88851, 101544, 118468, 126930, 148085, 169240, 173471, 177702, 203088, 236936, 253860, 296170, 338480, 346942, 355404, 444255, 473872, 507720, 520413, 592340, 693884, 710808, 867355, 888510, 1015440, 1040826, 1184680, 1214297, 1387768, 1421616, 1734710, 1777020, 2081652, 2369360, 2428594, 2602065, 2775536, 3469420, 3554040, 3642891, 4163304, 4857188, 5204130, 6071485, 6938840, 7108080, 7285782, 8326608, 9714376, 10408260, 12142970, 13877680, 14571564, 18214455, 19428752, 20816520, 24285940, 29143128, 36428910, 41633040, 48571880, 58286256, 72857820, 97143760, 145715640, 291431280]

約数ペア:

[(1, 291431280), (2, 145715640), (3, 97143760), (4, 72857820), (5, 58286256), (6, 48571880), (7, 41633040), (8, 36428910), (10, 29143128), (12, 24285940), (14, 20816520), (15, 19428752), (16, 18214455), (20, 14571564), (21, 13877680), (24, 12142970), (28, 10408260), (30, 9714376), (35, 8326608), (40, 7285782), (41, 7108080), (42, 6938840), (48, 6071485), (56, 5204130), (60, 4857188), (70, 4163304), (80, 3642891), (82, 3554040), (84, 3469420), (105, 2775536), (112, 2602065), (120, 2428594), (123, 2369360), (140, 2081652), (164, 1777020), (168, 1734710), (205, 1421616), (210, 1387768), (240, 1214297), (246, 1184680), (280, 1040826), (287, 1015440), (328, 888510), (336, 867355), (410, 710808), (420, 693884), (492, 592340), (560, 520413), (574, 507720), (615, 473872), (656, 444255), (820, 355404), (840, 346942), (861, 338480), (984, 296170), (1148, 253860), (1230, 236936), (1435, 203088), (1640, 177702), (1680, 173471), (1722, 169240), (1968, 148085), (2296, 126930), (2460, 118468), (2870, 101544), (3280, 88851), (3444, 84620), (4231, 68880), (4305, 67696), (4592, 63465), (4920, 59234), (5740, 50772), (6888, 42310), (8462, 34440), (8610, 33848), (9840, 29617), (11480, 25386), (12693, 22960), (13776, 21155), (16924, 17220)]