219112960

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:316

約数の個数: 160

約数和(自身を含む): 593961984

約数和(自身を除く): 374849024

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 251, 256, 310, 320, 341, 352, 440, 496, 502, 512, 620, 640, 682, 704, 880, 992, 1004, 1240, 1255, 1280, 1364, 1408, 1705, 1760, 1984, 2008, 2480, 2510, 2560, 2728, 2761, 2816, 3410, 3520, 3968, 4016, 4960, 5020, 5456, 5522, 5632, 6820, 7040, 7781, 7936, 8032, 9920, 10040, 10912, 11044, 13640, 13805, 14080, 15562, 15872, 16064, 19840, 20080, 21824, 22088, 27280, 27610, 28160, 31124, 32128, 38905, 39680, 40160, 43648, 44176, 54560, 55220, 62248, 64256, 77810, 79360, 80320, 85591, 87296, 88352, 109120, 110440, 124496, 128512, 155620, 160640, 171182, 174592, 176704, 218240, 220880, 248992, 311240, 321280, 342364, 353408, 427955, 436480, 441760, 497984, 622480, 642560, 684728, 706816, 855910, 872960, 883520, 995968, 1244960, 1369456, 1413632, 1711820, 1767040, 1991936, 2489920, 2738912, 3423640, 3534080, 3983872, 4979840, 5477824, 6847280, 7068160, 9959680, 10955648, 13694560, 19919360, 21911296, 27389120, 43822592, 54778240, 109556480, 219112960]

約数ペア:

[(1, 219112960), (2, 109556480), (4, 54778240), (5, 43822592), (8, 27389120), (10, 21911296), (11, 19919360), (16, 13694560), (20, 10955648), (22, 9959680), (31, 7068160), (32, 6847280), (40, 5477824), (44, 4979840), (55, 3983872), (62, 3534080), (64, 3423640), (80, 2738912), (88, 2489920), (110, 1991936), (124, 1767040), (128, 1711820), (155, 1413632), (160, 1369456), (176, 1244960), (220, 995968), (248, 883520), (251, 872960), (256, 855910), (310, 706816), (320, 684728), (341, 642560), (352, 622480), (440, 497984), (496, 441760), (502, 436480), (512, 427955), (620, 353408), (640, 342364), (682, 321280), (704, 311240), (880, 248992), (992, 220880), (1004, 218240), (1240, 176704), (1255, 174592), (1280, 171182), (1364, 160640), (1408, 155620), (1705, 128512), (1760, 124496), (1984, 110440), (2008, 109120), (2480, 88352), (2510, 87296), (2560, 85591), (2728, 80320), (2761, 79360), (2816, 77810), (3410, 64256), (3520, 62248), (3968, 55220), (4016, 54560), (4960, 44176), (5020, 43648), (5456, 40160), (5522, 39680), (5632, 38905), (6820, 32128), (7040, 31124), (7781, 28160), (7936, 27610), (8032, 27280), (9920, 22088), (10040, 21824), (10912, 20080), (11044, 19840), (13640, 16064), (13805, 15872), (14080, 15562)]