42687960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:681

約数の個数: 128

約数和(自身を含む): 148262400

約数和(自身を除く): 105574440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 571, 623, 712, 840, 890, 1068, 1142, 1246, 1335, 1713, 1780, 1869, 2136, 2284, 2492, 2670, 2855, 3115, 3426, 3560, 3738, 3997, 4568, 4984, 5340, 5710, 6230, 6852, 7476, 7994, 8565, 9345, 10680, 11420, 11991, 12460, 13704, 14952, 15988, 17130, 18690, 19985, 22840, 23982, 24920, 31976, 34260, 37380, 39970, 47964, 50819, 59955, 68520, 74760, 79940, 95928, 101638, 119910, 152457, 159880, 203276, 239820, 254095, 304914, 355733, 406552, 479640, 508190, 609828, 711466, 762285, 1016380, 1067199, 1219656, 1422932, 1524570, 1778665, 2032760, 2134398, 2845864, 3049140, 3557330, 4268796, 5335995, 6098280, 7114660, 8537592, 10671990, 14229320, 21343980, 42687960]

約数ペア:

[(1, 42687960), (2, 21343980), (3, 14229320), (4, 10671990), (5, 8537592), (6, 7114660), (7, 6098280), (8, 5335995), (10, 4268796), (12, 3557330), (14, 3049140), (15, 2845864), (20, 2134398), (21, 2032760), (24, 1778665), (28, 1524570), (30, 1422932), (35, 1219656), (40, 1067199), (42, 1016380), (56, 762285), (60, 711466), (70, 609828), (84, 508190), (89, 479640), (105, 406552), (120, 355733), (140, 304914), (168, 254095), (178, 239820), (210, 203276), (267, 159880), (280, 152457), (356, 119910), (420, 101638), (445, 95928), (534, 79940), (571, 74760), (623, 68520), (712, 59955), (840, 50819), (890, 47964), (1068, 39970), (1142, 37380), (1246, 34260), (1335, 31976), (1713, 24920), (1780, 23982), (1869, 22840), (2136, 19985), (2284, 18690), (2492, 17130), (2670, 15988), (2855, 14952), (3115, 13704), (3426, 12460), (3560, 11991), (3738, 11420), (3997, 10680), (4568, 9345), (4984, 8565), (5340, 7994), (5710, 7476), (6230, 6852)]