189977580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4273}}^1$

素因数の和:4320

約数の個数: 144

約数和(自身を含む): 653409120

約数和(自身を除く): 463431540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4273, 4446, 4940, 7410, 8546, 8892, 11115, 12819, 14820, 17092, 21365, 22230, 25638, 38457, 42730, 44460, 51276, 55549, 64095, 76914, 81187, 85460, 111098, 128190, 153828, 162374, 166647, 192285, 222196, 243561, 256380, 277745, 324748, 333294, 384570, 405935, 487122, 499941, 555490, 666588, 730683, 769140, 811870, 833235, 974244, 999882, 1055431, 1110980, 1217805, 1461366, 1623740, 1666470, 1999764, 2110862, 2435610, 2499705, 2922732, 3166293, 3332940, 3653415, 4221724, 4871220, 4999410, 5277155, 6332586, 7306830, 9498879, 9998820, 10554310, 12665172, 14613660, 15831465, 18997758, 21108620, 31662930, 37995516, 47494395, 63325860, 94988790, 189977580]

約数ペア:

[(1, 189977580), (2, 94988790), (3, 63325860), (4, 47494395), (5, 37995516), (6, 31662930), (9, 21108620), (10, 18997758), (12, 15831465), (13, 14613660), (15, 12665172), (18, 10554310), (19, 9998820), (20, 9498879), (26, 7306830), (30, 6332586), (36, 5277155), (38, 4999410), (39, 4871220), (45, 4221724), (52, 3653415), (57, 3332940), (60, 3166293), (65, 2922732), (76, 2499705), (78, 2435610), (90, 2110862), (95, 1999764), (114, 1666470), (117, 1623740), (130, 1461366), (156, 1217805), (171, 1110980), (180, 1055431), (190, 999882), (195, 974244), (228, 833235), (234, 811870), (247, 769140), (260, 730683), (285, 666588), (342, 555490), (380, 499941), (390, 487122), (468, 405935), (494, 384570), (570, 333294), (585, 324748), (684, 277745), (741, 256380), (780, 243561), (855, 222196), (988, 192285), (1140, 166647), (1170, 162374), (1235, 153828), (1482, 128190), (1710, 111098), (2223, 85460), (2340, 81187), (2470, 76914), (2964, 64095), (3420, 55549), (3705, 51276), (4273, 44460), (4446, 42730), (4940, 38457), (7410, 25638), (8546, 22230), (8892, 21365), (11115, 17092), (12819, 14820)]