66498600

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:320

約数の個数: 192

約数和(自身を含む): 239984640

約数和(自身を除く): 173486040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 71, 75, 84, 100, 105, 120, 140, 142, 150, 168, 175, 200, 210, 213, 223, 280, 284, 300, 350, 355, 420, 426, 446, 497, 525, 568, 600, 669, 700, 710, 840, 852, 892, 994, 1050, 1065, 1115, 1338, 1400, 1420, 1491, 1561, 1704, 1775, 1784, 1988, 2100, 2130, 2230, 2485, 2676, 2840, 2982, 3122, 3345, 3550, 3976, 4200, 4260, 4460, 4683, 4970, 5325, 5352, 5575, 5964, 6244, 6690, 7100, 7455, 7805, 8520, 8920, 9366, 9940, 10650, 11150, 11928, 12425, 12488, 13380, 14200, 14910, 15610, 15833, 16725, 18732, 19880, 21300, 22300, 23415, 24850, 26760, 29820, 31220, 31666, 33450, 37275, 37464, 39025, 42600, 44600, 46830, 47499, 49700, 59640, 62440, 63332, 66900, 74550, 78050, 79165, 93660, 94998, 99400, 110831, 117075, 126664, 133800, 149100, 156100, 158330, 187320, 189996, 221662, 234150, 237495, 298200, 312200, 316660, 332493, 379992, 395825, 443324, 468300, 474990, 554155, 633320, 664986, 791650, 886648, 936600, 949980, 1108310, 1187475, 1329972, 1583300, 1662465, 1899960, 2216620, 2374950, 2659944, 2770775, 3166600, 3324930, 4433240, 4749900, 5541550, 6649860, 8312325, 9499800, 11083100, 13299720, 16624650, 22166200, 33249300, 66498600]

約数ペア:

[(1, 66498600), (2, 33249300), (3, 22166200), (4, 16624650), (5, 13299720), (6, 11083100), (7, 9499800), (8, 8312325), (10, 6649860), (12, 5541550), (14, 4749900), (15, 4433240), (20, 3324930), (21, 3166600), (24, 2770775), (25, 2659944), (28, 2374950), (30, 2216620), (35, 1899960), (40, 1662465), (42, 1583300), (50, 1329972), (56, 1187475), (60, 1108310), (70, 949980), (71, 936600), (75, 886648), (84, 791650), (100, 664986), (105, 633320), (120, 554155), (140, 474990), (142, 468300), (150, 443324), (168, 395825), (175, 379992), (200, 332493), (210, 316660), (213, 312200), (223, 298200), (280, 237495), (284, 234150), (300, 221662), (350, 189996), (355, 187320), (420, 158330), (426, 156100), (446, 149100), (497, 133800), (525, 126664), (568, 117075), (600, 110831), (669, 99400), (700, 94998), (710, 93660), (840, 79165), (852, 78050), (892, 74550), (994, 66900), (1050, 63332), (1065, 62440), (1115, 59640), (1338, 49700), (1400, 47499), (1420, 46830), (1491, 44600), (1561, 42600), (1704, 39025), (1775, 37464), (1784, 37275), (1988, 33450), (2100, 31666), (2130, 31220), (2230, 29820), (2485, 26760), (2676, 24850), (2840, 23415), (2982, 22300), (3122, 21300), (3345, 19880), (3550, 18732), (3976, 16725), (4200, 15833), (4260, 15610), (4460, 14910), (4683, 14200), (4970, 13380), (5325, 12488), (5352, 12425), (5575, 11928), (5964, 11150), (6244, 10650), (6690, 9940), (7100, 9366), (7455, 8920), (7805, 8520)]