20218480500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{1483}}^1$

素因数の和:1715

約数の個数: 192

約数和(自身を含む): 60283641600

約数和(自身を除く): 40065161100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 61, 75, 100, 122, 125, 149, 150, 183, 244, 250, 298, 300, 305, 366, 375, 447, 500, 596, 610, 732, 745, 750, 894, 915, 1220, 1483, 1490, 1500, 1525, 1788, 1830, 2235, 2966, 2980, 3050, 3660, 3725, 4449, 4470, 4575, 5932, 6100, 7415, 7450, 7625, 8898, 8940, 9089, 9150, 11175, 14830, 14900, 15250, 17796, 18178, 18300, 18625, 22245, 22350, 22875, 27267, 29660, 30500, 36356, 37075, 37250, 44490, 44700, 45445, 45750, 54534, 55875, 74150, 74500, 88980, 90463, 90890, 91500, 109068, 111225, 111750, 136335, 148300, 180926, 181780, 185375, 220967, 222450, 223500, 227225, 271389, 272670, 361852, 370750, 441934, 444900, 452315, 454450, 542778, 545340, 556125, 662901, 681675, 741500, 883868, 904630, 908900, 1085556, 1104835, 1112250, 1136125, 1325802, 1356945, 1363350, 1809260, 2209670, 2224500, 2261575, 2272250, 2651604, 2713890, 2726700, 3314505, 3408375, 4419340, 4523150, 4544500, 5427780, 5524175, 6629010, 6784725, 6816750, 9046300, 11048350, 11307875, 13258020, 13478987, 13569450, 13633500, 16572525, 22096700, 22615750, 26957974, 27138900, 27620875, 33145050, 33923625, 40436961, 45231500, 53915948, 55241750, 66290100, 67394935, 67847250, 80873922, 82862625, 110483500, 134789870, 135694500, 161747844, 165725250, 202184805, 269579740, 331450500, 336974675, 404369610, 673949350, 808739220, 1010924025, 1347898700, 1684873375, 2021848050, 3369746750, 4043696100, 5054620125, 6739493500, 10109240250, 20218480500]

約数ペア:

[(1, 20218480500), (2, 10109240250), (3, 6739493500), (4, 5054620125), (5, 4043696100), (6, 3369746750), (10, 2021848050), (12, 1684873375), (15, 1347898700), (20, 1010924025), (25, 808739220), (30, 673949350), (50, 404369610), (60, 336974675), (61, 331450500), (75, 269579740), (100, 202184805), (122, 165725250), (125, 161747844), (149, 135694500), (150, 134789870), (183, 110483500), (244, 82862625), (250, 80873922), (298, 67847250), (300, 67394935), (305, 66290100), (366, 55241750), (375, 53915948), (447, 45231500), (500, 40436961), (596, 33923625), (610, 33145050), (732, 27620875), (745, 27138900), (750, 26957974), (894, 22615750), (915, 22096700), (1220, 16572525), (1483, 13633500), (1490, 13569450), (1500, 13478987), (1525, 13258020), (1788, 11307875), (1830, 11048350), (2235, 9046300), (2966, 6816750), (2980, 6784725), (3050, 6629010), (3660, 5524175), (3725, 5427780), (4449, 4544500), (4470, 4523150), (4575, 4419340), (5932, 3408375), (6100, 3314505), (7415, 2726700), (7450, 2713890), (7625, 2651604), (8898, 2272250), (8940, 2261575), (9089, 2224500), (9150, 2209670), (11175, 1809260), (14830, 1363350), (14900, 1356945), (15250, 1325802), (17796, 1136125), (18178, 1112250), (18300, 1104835), (18625, 1085556), (22245, 908900), (22350, 904630), (22875, 883868), (27267, 741500), (29660, 681675), (30500, 662901), (36356, 556125), (37075, 545340), (37250, 542778), (44490, 454450), (44700, 452315), (45445, 444900), (45750, 441934), (54534, 370750), (55875, 361852), (74150, 272670), (74500, 271389), (88980, 227225), (90463, 223500), (90890, 222450), (91500, 220967), (109068, 185375), (111225, 181780), (111750, 180926), (136335, 148300)]