394978440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1193}}^1$

素因数の和:1327

約数の個数: 128

約数和(自身を含む): 1237939200

約数和(自身を除く): 842960760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 89, 93, 120, 124, 155, 178, 186, 248, 267, 310, 356, 372, 445, 465, 534, 620, 712, 744, 890, 930, 1068, 1193, 1240, 1335, 1780, 1860, 2136, 2386, 2670, 2759, 3560, 3579, 3720, 4772, 5340, 5518, 5965, 7158, 8277, 9544, 10680, 11036, 11930, 13795, 14316, 16554, 17895, 22072, 23860, 27590, 28632, 33108, 35790, 36983, 41385, 47720, 55180, 66216, 71580, 73966, 82770, 106177, 110360, 110949, 143160, 147932, 165540, 184915, 212354, 221898, 295864, 318531, 331080, 369830, 424708, 443796, 530885, 554745, 637062, 739660, 849416, 887592, 1061770, 1109490, 1274124, 1479320, 1592655, 2123540, 2218980, 2548248, 3185310, 3291487, 4247080, 4437960, 6370620, 6582974, 9874461, 12741240, 13165948, 16457435, 19748922, 26331896, 32914870, 39497844, 49372305, 65829740, 78995688, 98744610, 131659480, 197489220, 394978440]

約数ペア:

[(1, 394978440), (2, 197489220), (3, 131659480), (4, 98744610), (5, 78995688), (6, 65829740), (8, 49372305), (10, 39497844), (12, 32914870), (15, 26331896), (20, 19748922), (24, 16457435), (30, 13165948), (31, 12741240), (40, 9874461), (60, 6582974), (62, 6370620), (89, 4437960), (93, 4247080), (120, 3291487), (124, 3185310), (155, 2548248), (178, 2218980), (186, 2123540), (248, 1592655), (267, 1479320), (310, 1274124), (356, 1109490), (372, 1061770), (445, 887592), (465, 849416), (534, 739660), (620, 637062), (712, 554745), (744, 530885), (890, 443796), (930, 424708), (1068, 369830), (1193, 331080), (1240, 318531), (1335, 295864), (1780, 221898), (1860, 212354), (2136, 184915), (2386, 165540), (2670, 147932), (2759, 143160), (3560, 110949), (3579, 110360), (3720, 106177), (4772, 82770), (5340, 73966), (5518, 71580), (5965, 66216), (7158, 55180), (8277, 47720), (9544, 41385), (10680, 36983), (11036, 35790), (11930, 33108), (13795, 28632), (14316, 27590), (16554, 23860), (17895, 22072)]