328587660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{571}}^1$

素因数の和:748

約数の個数: 144

約数和(自身を含む): 1049368320

約数和(自身を除く): 720780660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 139, 180, 207, 230, 276, 278, 345, 414, 417, 460, 556, 571, 690, 695, 828, 834, 1035, 1142, 1251, 1380, 1390, 1668, 1713, 2070, 2085, 2284, 2502, 2780, 2855, 3197, 3426, 4140, 4170, 5004, 5139, 5710, 6255, 6394, 6852, 8340, 8565, 9591, 10278, 11420, 12510, 12788, 13133, 15985, 17130, 19182, 20556, 25020, 25695, 26266, 28773, 31970, 34260, 38364, 39399, 47955, 51390, 52532, 57546, 63940, 65665, 78798, 79369, 95910, 102780, 115092, 118197, 131330, 143865, 157596, 158738, 191820, 196995, 236394, 238107, 262660, 287730, 317476, 393990, 396845, 472788, 476214, 575460, 590985, 714321, 787980, 793690, 952428, 1181970, 1190535, 1428642, 1587380, 1825487, 2363940, 2381070, 2857284, 3571605, 3650974, 4762140, 5476461, 7143210, 7301948, 9127435, 10952922, 14286420, 16429383, 18254870, 21905844, 27382305, 32858766, 36509740, 54764610, 65717532, 82146915, 109529220, 164293830, 328587660]

約数ペア:

[(1, 328587660), (2, 164293830), (3, 109529220), (4, 82146915), (5, 65717532), (6, 54764610), (9, 36509740), (10, 32858766), (12, 27382305), (15, 21905844), (18, 18254870), (20, 16429383), (23, 14286420), (30, 10952922), (36, 9127435), (45, 7301948), (46, 7143210), (60, 5476461), (69, 4762140), (90, 3650974), (92, 3571605), (115, 2857284), (138, 2381070), (139, 2363940), (180, 1825487), (207, 1587380), (230, 1428642), (276, 1190535), (278, 1181970), (345, 952428), (414, 793690), (417, 787980), (460, 714321), (556, 590985), (571, 575460), (690, 476214), (695, 472788), (828, 396845), (834, 393990), (1035, 317476), (1142, 287730), (1251, 262660), (1380, 238107), (1390, 236394), (1668, 196995), (1713, 191820), (2070, 158738), (2085, 157596), (2284, 143865), (2502, 131330), (2780, 118197), (2855, 115092), (3197, 102780), (3426, 95910), (4140, 79369), (4170, 78798), (5004, 65665), (5139, 63940), (5710, 57546), (6255, 52532), (6394, 51390), (6852, 47955), (8340, 39399), (8565, 38364), (9591, 34260), (10278, 31970), (11420, 28773), (12510, 26266), (12788, 25695), (13133, 25020), (15985, 20556), (17130, 19182)]