489052400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{281}}^1$

素因数の和:547

約数の個数: 120

約数和(自身を含む): 1246609200

約数和(自身を除く): 757556800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 229, 281, 304, 380, 400, 458, 475, 562, 760, 916, 950, 1124, 1145, 1405, 1520, 1832, 1900, 2248, 2290, 2810, 3664, 3800, 4351, 4496, 4580, 5339, 5620, 5725, 7025, 7600, 8702, 9160, 10678, 11240, 11450, 14050, 17404, 18320, 21356, 21755, 22480, 22900, 26695, 28100, 34808, 42712, 43510, 45800, 53390, 56200, 64349, 69616, 85424, 87020, 91600, 106780, 108775, 112400, 128698, 133475, 174040, 213560, 217550, 257396, 266950, 321745, 348080, 427120, 435100, 514792, 533900, 643490, 870200, 1029584, 1067800, 1222631, 1286980, 1608725, 1740400, 2135600, 2445262, 2573960, 3217450, 4890524, 5147920, 6113155, 6434900, 9781048, 12226310, 12869800, 19562096, 24452620, 25739600, 30565775, 48905240, 61131550, 97810480, 122263100, 244526200, 489052400]

約数ペア:

[(1, 489052400), (2, 244526200), (4, 122263100), (5, 97810480), (8, 61131550), (10, 48905240), (16, 30565775), (19, 25739600), (20, 24452620), (25, 19562096), (38, 12869800), (40, 12226310), (50, 9781048), (76, 6434900), (80, 6113155), (95, 5147920), (100, 4890524), (152, 3217450), (190, 2573960), (200, 2445262), (229, 2135600), (281, 1740400), (304, 1608725), (380, 1286980), (400, 1222631), (458, 1067800), (475, 1029584), (562, 870200), (760, 643490), (916, 533900), (950, 514792), (1124, 435100), (1145, 427120), (1405, 348080), (1520, 321745), (1832, 266950), (1900, 257396), (2248, 217550), (2290, 213560), (2810, 174040), (3664, 133475), (3800, 128698), (4351, 112400), (4496, 108775), (4580, 106780), (5339, 91600), (5620, 87020), (5725, 85424), (7025, 69616), (7600, 64349), (8702, 56200), (9160, 53390), (10678, 45800), (11240, 43510), (11450, 42712), (14050, 34808), (17404, 28100), (18320, 26695), (21356, 22900), (21755, 22480)]