18880598000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{1279}}^1$

素因数の和:1385

約数の個数: 240

約数和(自身を含む): 51043399680

約数和(自身を除く): 32162801680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 61, 80, 88, 100, 110, 121, 122, 125, 176, 200, 220, 242, 244, 250, 275, 305, 400, 440, 484, 488, 500, 550, 605, 610, 671, 880, 968, 976, 1000, 1100, 1210, 1220, 1279, 1342, 1375, 1525, 1936, 2000, 2200, 2420, 2440, 2558, 2684, 2750, 3025, 3050, 3355, 4400, 4840, 4880, 5116, 5368, 5500, 6050, 6100, 6395, 6710, 7381, 7625, 9680, 10232, 10736, 11000, 12100, 12200, 12790, 13420, 14069, 14762, 15125, 15250, 16775, 20464, 22000, 24200, 24400, 25580, 26840, 28138, 29524, 30250, 30500, 31975, 33550, 36905, 48400, 51160, 53680, 56276, 59048, 60500, 61000, 63950, 67100, 70345, 73810, 78019, 83875, 102320, 112552, 118096, 121000, 122000, 127900, 134200, 140690, 147620, 154759, 156038, 159875, 167750, 184525, 225104, 242000, 255800, 268400, 281380, 295240, 309518, 312076, 319750, 335500, 351725, 369050, 390095, 511600, 562760, 590480, 619036, 624152, 639500, 671000, 703450, 738100, 773795, 780190, 858209, 922625, 1125520, 1238072, 1248304, 1279000, 1342000, 1406900, 1476200, 1547590, 1560380, 1716418, 1758625, 1845250, 1950475, 2476144, 2558000, 2813800, 2952400, 3095180, 3120760, 3432836, 3517250, 3690500, 3868975, 3900950, 4291045, 5627600, 6190360, 6241520, 6865672, 7034500, 7381000, 7737950, 7801900, 8582090, 9440299, 9752375, 12380720, 13731344, 14069000, 14762000, 15475900, 15603800, 17164180, 18880598, 19344875, 19504750, 21455225, 28138000, 30951800, 31207600, 34328360, 37761196, 38689750, 39009500, 42910450, 47201495, 61903600, 68656720, 75522392, 77379500, 78019000, 85820900, 94402990, 107276125, 151044784, 154759000, 156038000, 171641800, 188805980, 214552250, 236007475, 309518000, 343283600, 377611960, 429104500, 472014950, 755223920, 858209000, 944029900, 1180037375, 1716418000, 1888059800, 2360074750, 3776119600, 4720149500, 9440299000, 18880598000]

約数ペア:

[(1, 18880598000), (2, 9440299000), (4, 4720149500), (5, 3776119600), (8, 2360074750), (10, 1888059800), (11, 1716418000), (16, 1180037375), (20, 944029900), (22, 858209000), (25, 755223920), (40, 472014950), (44, 429104500), (50, 377611960), (55, 343283600), (61, 309518000), (80, 236007475), (88, 214552250), (100, 188805980), (110, 171641800), (121, 156038000), (122, 154759000), (125, 151044784), (176, 107276125), (200, 94402990), (220, 85820900), (242, 78019000), (244, 77379500), (250, 75522392), (275, 68656720), (305, 61903600), (400, 47201495), (440, 42910450), (484, 39009500), (488, 38689750), (500, 37761196), (550, 34328360), (605, 31207600), (610, 30951800), (671, 28138000), (880, 21455225), (968, 19504750), (976, 19344875), (1000, 18880598), (1100, 17164180), (1210, 15603800), (1220, 15475900), (1279, 14762000), (1342, 14069000), (1375, 13731344), (1525, 12380720), (1936, 9752375), (2000, 9440299), (2200, 8582090), (2420, 7801900), (2440, 7737950), (2558, 7381000), (2684, 7034500), (2750, 6865672), (3025, 6241520), (3050, 6190360), (3355, 5627600), (4400, 4291045), (4840, 3900950), (4880, 3868975), (5116, 3690500), (5368, 3517250), (5500, 3432836), (6050, 3120760), (6100, 3095180), (6395, 2952400), (6710, 2813800), (7381, 2558000), (7625, 2476144), (9680, 1950475), (10232, 1845250), (10736, 1758625), (11000, 1716418), (12100, 1560380), (12200, 1547590), (12790, 1476200), (13420, 1406900), (14069, 1342000), (14762, 1279000), (15125, 1248304), (15250, 1238072), (16775, 1125520), (20464, 922625), (22000, 858209), (24200, 780190), (24400, 773795), (25580, 738100), (26840, 703450), (28138, 671000), (29524, 639500), (30250, 624152), (30500, 619036), (31975, 590480), (33550, 562760), (36905, 511600), (48400, 390095), (51160, 369050), (53680, 351725), (56276, 335500), (59048, 319750), (60500, 312076), (61000, 309518), (63950, 295240), (67100, 281380), (70345, 268400), (73810, 255800), (78019, 242000), (83875, 225104), (102320, 184525), (112552, 167750), (118096, 159875), (121000, 156038), (122000, 154759), (127900, 147620), (134200, 140690)]