64031940

素因数分解:

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

素因数の和:682

約数の個数: 144

約数和(自身を含む): 224864640

約数和(自身を除く): 160832700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 89, 90, 105, 126, 140, 178, 180, 210, 252, 267, 315, 356, 420, 445, 534, 571, 623, 630, 801, 890, 1068, 1142, 1246, 1260, 1335, 1602, 1713, 1780, 1869, 2284, 2492, 2670, 2855, 3115, 3204, 3426, 3738, 3997, 4005, 5139, 5340, 5607, 5710, 6230, 6852, 7476, 7994, 8010, 8565, 9345, 10278, 11214, 11420, 11991, 12460, 15988, 16020, 17130, 18690, 19985, 20556, 22428, 23982, 25695, 28035, 34260, 35973, 37380, 39970, 47964, 50819, 51390, 56070, 59955, 71946, 79940, 101638, 102780, 112140, 119910, 143892, 152457, 179865, 203276, 239820, 254095, 304914, 355733, 359730, 457371, 508190, 609828, 711466, 719460, 762285, 914742, 1016380, 1067199, 1422932, 1524570, 1778665, 1829484, 2134398, 2286855, 3049140, 3201597, 3557330, 4268796, 4573710, 5335995, 6403194, 7114660, 9147420, 10671990, 12806388, 16007985, 21343980, 32015970, 64031940]

約数ペア:

[(1, 64031940), (2, 32015970), (3, 21343980), (4, 16007985), (5, 12806388), (6, 10671990), (7, 9147420), (9, 7114660), (10, 6403194), (12, 5335995), (14, 4573710), (15, 4268796), (18, 3557330), (20, 3201597), (21, 3049140), (28, 2286855), (30, 2134398), (35, 1829484), (36, 1778665), (42, 1524570), (45, 1422932), (60, 1067199), (63, 1016380), (70, 914742), (84, 762285), (89, 719460), (90, 711466), (105, 609828), (126, 508190), (140, 457371), (178, 359730), (180, 355733), (210, 304914), (252, 254095), (267, 239820), (315, 203276), (356, 179865), (420, 152457), (445, 143892), (534, 119910), (571, 112140), (623, 102780), (630, 101638), (801, 79940), (890, 71946), (1068, 59955), (1142, 56070), (1246, 51390), (1260, 50819), (1335, 47964), (1602, 39970), (1713, 37380), (1780, 35973), (1869, 34260), (2284, 28035), (2492, 25695), (2670, 23982), (2855, 22428), (3115, 20556), (3204, 19985), (3426, 18690), (3738, 17130), (3997, 16020), (4005, 15988), (5139, 12460), (5340, 11991), (5607, 11420), (5710, 11214), (6230, 10278), (6852, 9345), (7476, 8565), (7994, 8010)]