198545880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{929}}^1$

素因数の和:1093

約数の個数: 128

約数和(自身を含む): 646833600

約数和(自身を除く): 448287720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 137, 156, 195, 260, 274, 312, 390, 411, 520, 548, 685, 780, 822, 929, 1096, 1370, 1560, 1644, 1781, 1858, 2055, 2740, 2787, 3288, 3562, 3716, 4110, 4645, 5343, 5480, 5574, 7124, 7432, 8220, 8905, 9290, 10686, 11148, 12077, 13935, 14248, 16440, 17810, 18580, 21372, 22296, 24154, 26715, 27870, 35620, 36231, 37160, 42744, 48308, 53430, 55740, 60385, 71240, 72462, 96616, 106860, 111480, 120770, 127273, 144924, 181155, 213720, 241540, 254546, 289848, 362310, 381819, 483080, 509092, 636365, 724620, 763638, 1018184, 1272730, 1449240, 1527276, 1654549, 1909095, 2545460, 3054552, 3309098, 3818190, 4963647, 5090920, 6618196, 7636380, 8272745, 9927294, 13236392, 15272760, 16545490, 19854588, 24818235, 33090980, 39709176, 49636470, 66181960, 99272940, 198545880]

約数ペア:

[(1, 198545880), (2, 99272940), (3, 66181960), (4, 49636470), (5, 39709176), (6, 33090980), (8, 24818235), (10, 19854588), (12, 16545490), (13, 15272760), (15, 13236392), (20, 9927294), (24, 8272745), (26, 7636380), (30, 6618196), (39, 5090920), (40, 4963647), (52, 3818190), (60, 3309098), (65, 3054552), (78, 2545460), (104, 1909095), (120, 1654549), (130, 1527276), (137, 1449240), (156, 1272730), (195, 1018184), (260, 763638), (274, 724620), (312, 636365), (390, 509092), (411, 483080), (520, 381819), (548, 362310), (685, 289848), (780, 254546), (822, 241540), (929, 213720), (1096, 181155), (1370, 144924), (1560, 127273), (1644, 120770), (1781, 111480), (1858, 106860), (2055, 96616), (2740, 72462), (2787, 71240), (3288, 60385), (3562, 55740), (3716, 53430), (4110, 48308), (4645, 42744), (5343, 37160), (5480, 36231), (5574, 35620), (7124, 27870), (7432, 26715), (8220, 24154), (8905, 22296), (9290, 21372), (10686, 18580), (11148, 17810), (12077, 16440), (13935, 14248)]