2020129680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{3209}}^1$

素因数の和:3329

約数の個数: 160

約数和(自身を含む): 6515118720

約数和(自身を除く): 4494989040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 61, 80, 86, 120, 122, 129, 172, 183, 215, 240, 244, 258, 305, 344, 366, 430, 488, 516, 610, 645, 688, 732, 860, 915, 976, 1032, 1220, 1290, 1464, 1720, 1830, 2064, 2440, 2580, 2623, 2928, 3209, 3440, 3660, 4880, 5160, 5246, 6418, 7320, 7869, 9627, 10320, 10492, 12836, 13115, 14640, 15738, 16045, 19254, 20984, 25672, 26230, 31476, 32090, 38508, 39345, 41968, 48135, 51344, 52460, 62952, 64180, 77016, 78690, 96270, 104920, 125904, 128360, 137987, 154032, 157380, 192540, 195749, 209840, 256720, 275974, 314760, 385080, 391498, 413961, 551948, 587247, 629520, 689935, 770160, 782996, 827922, 978745, 1103896, 1174494, 1379870, 1565992, 1655844, 1957490, 2069805, 2207792, 2348988, 2759740, 2936235, 3131984, 3311688, 3914980, 4139610, 4697976, 5519480, 5872470, 6623376, 7829960, 8279220, 8417207, 9395952, 11038960, 11744940, 15659920, 16558440, 16834414, 23489880, 25251621, 33116880, 33668828, 42086035, 46979760, 50503242, 67337656, 84172070, 101006484, 126258105, 134675312, 168344140, 202012968, 252516210, 336688280, 404025936, 505032420, 673376560, 1010064840, 2020129680]

約数ペア:

[(1, 2020129680), (2, 1010064840), (3, 673376560), (4, 505032420), (5, 404025936), (6, 336688280), (8, 252516210), (10, 202012968), (12, 168344140), (15, 134675312), (16, 126258105), (20, 101006484), (24, 84172070), (30, 67337656), (40, 50503242), (43, 46979760), (48, 42086035), (60, 33668828), (61, 33116880), (80, 25251621), (86, 23489880), (120, 16834414), (122, 16558440), (129, 15659920), (172, 11744940), (183, 11038960), (215, 9395952), (240, 8417207), (244, 8279220), (258, 7829960), (305, 6623376), (344, 5872470), (366, 5519480), (430, 4697976), (488, 4139610), (516, 3914980), (610, 3311688), (645, 3131984), (688, 2936235), (732, 2759740), (860, 2348988), (915, 2207792), (976, 2069805), (1032, 1957490), (1220, 1655844), (1290, 1565992), (1464, 1379870), (1720, 1174494), (1830, 1103896), (2064, 978745), (2440, 827922), (2580, 782996), (2623, 770160), (2928, 689935), (3209, 629520), (3440, 587247), (3660, 551948), (4880, 413961), (5160, 391498), (5246, 385080), (6418, 314760), (7320, 275974), (7869, 256720), (9627, 209840), (10320, 195749), (10492, 192540), (12836, 157380), (13115, 154032), (14640, 137987), (15738, 128360), (16045, 125904), (19254, 104920), (20984, 96270), (25672, 78690), (26230, 77016), (31476, 64180), (32090, 62952), (38508, 52460), (39345, 51344), (41968, 48135)]