82977720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{571}}^1$

素因数の和:765

約数の個数: 128

約数和(自身を含む): 286640640

約数和(自身を除く): 203662920

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, 105, 120, 140, 168, 173, 210, 280, 346, 420, 519, 571, 692, 840, 865, 1038, 1142, 1211, 1384, 1713, 1730, 2076, 2284, 2422, 2595, 2855, 3426, 3460, 3633, 3997, 4152, 4568, 4844, 5190, 5710, 6055, 6852, 6920, 7266, 7994, 8565, 9688, 10380, 11420, 11991, 12110, 13704, 14532, 15988, 17130, 18165, 19985, 20760, 22840, 23982, 24220, 29064, 31976, 34260, 36330, 39970, 47964, 48440, 59955, 68520, 72660, 79940, 95928, 98783, 119910, 145320, 159880, 197566, 239820, 296349, 395132, 479640, 493915, 592698, 691481, 790264, 987830, 1185396, 1382962, 1481745, 1975660, 2074443, 2370792, 2765924, 2963490, 3457405, 3951320, 4148886, 5531848, 5926980, 6914810, 8297772, 10372215, 11853960, 13829620, 16595544, 20744430, 27659240, 41488860, 82977720]

約数ペア:

[(1, 82977720), (2, 41488860), (3, 27659240), (4, 20744430), (5, 16595544), (6, 13829620), (7, 11853960), (8, 10372215), (10, 8297772), (12, 6914810), (14, 5926980), (15, 5531848), (20, 4148886), (21, 3951320), (24, 3457405), (28, 2963490), (30, 2765924), (35, 2370792), (40, 2074443), (42, 1975660), (56, 1481745), (60, 1382962), (70, 1185396), (84, 987830), (105, 790264), (120, 691481), (140, 592698), (168, 493915), (173, 479640), (210, 395132), (280, 296349), (346, 239820), (420, 197566), (519, 159880), (571, 145320), (692, 119910), (840, 98783), (865, 95928), (1038, 79940), (1142, 72660), (1211, 68520), (1384, 59955), (1713, 48440), (1730, 47964), (2076, 39970), (2284, 36330), (2422, 34260), (2595, 31976), (2855, 29064), (3426, 24220), (3460, 23982), (3633, 22840), (3997, 20760), (4152, 19985), (4568, 18165), (4844, 17130), (5190, 15988), (5710, 14532), (6055, 13704), (6852, 12110), (6920, 11991), (7266, 11420), (7994, 10380), (8565, 9688)]