388645380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5981}}^1$

素因数の和:6034

約数の個数: 108

約数和(自身を含む): 1244411532

約数和(自身を除く): 855766152

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 361, 380, 570, 684, 722, 855, 1083, 1140, 1444, 1710, 1805, 2166, 3249, 3420, 3610, 4332, 5415, 5981, 6498, 7220, 10830, 11962, 12996, 16245, 17943, 21660, 23924, 29905, 32490, 35886, 53829, 59810, 64980, 71772, 89715, 107658, 113639, 119620, 179430, 215316, 227278, 269145, 340917, 358860, 454556, 538290, 568195, 681834, 1022751, 1076580, 1136390, 1363668, 1704585, 2045502, 2159141, 2272780, 3409170, 4091004, 4318282, 5113755, 6477423, 6818340, 8636564, 10227510, 10795705, 12954846, 19432269, 20455020, 21591410, 25909692, 32387115, 38864538, 43182820, 64774230, 77729076, 97161345, 129548460, 194322690, 388645380]

約数ペア:

[(1, 388645380), (2, 194322690), (3, 129548460), (4, 97161345), (5, 77729076), (6, 64774230), (9, 43182820), (10, 38864538), (12, 32387115), (15, 25909692), (18, 21591410), (19, 20455020), (20, 19432269), (30, 12954846), (36, 10795705), (38, 10227510), (45, 8636564), (57, 6818340), (60, 6477423), (76, 5113755), (90, 4318282), (95, 4091004), (114, 3409170), (171, 2272780), (180, 2159141), (190, 2045502), (228, 1704585), (285, 1363668), (342, 1136390), (361, 1076580), (380, 1022751), (570, 681834), (684, 568195), (722, 538290), (855, 454556), (1083, 358860), (1140, 340917), (1444, 269145), (1710, 227278), (1805, 215316), (2166, 179430), (3249, 119620), (3420, 113639), (3610, 107658), (4332, 89715), (5415, 71772), (5981, 64980), (6498, 59810), (7220, 53829), (10830, 35886), (11962, 32490), (12996, 29905), (16245, 23924), (17943, 21660)]