489605520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{631}}^1$

素因数の和:761

約数の個数: 160

約数和(自身を含む): 1574256384

約数和(自身を除く): 1084650864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 61, 80, 106, 120, 122, 159, 183, 212, 240, 244, 265, 305, 318, 366, 424, 488, 530, 610, 631, 636, 732, 795, 848, 915, 976, 1060, 1220, 1262, 1272, 1464, 1590, 1830, 1893, 2120, 2440, 2524, 2544, 2928, 3155, 3180, 3233, 3660, 3786, 4240, 4880, 5048, 6310, 6360, 6466, 7320, 7572, 9465, 9699, 10096, 12620, 12720, 12932, 14640, 15144, 16165, 18930, 19398, 25240, 25864, 30288, 32330, 33443, 37860, 38491, 38796, 48495, 50480, 51728, 64660, 66886, 75720, 76982, 77592, 96990, 100329, 115473, 129320, 133772, 151440, 153964, 155184, 167215, 192455, 193980, 200658, 230946, 258640, 267544, 307928, 334430, 384910, 387960, 401316, 461892, 501645, 535088, 577365, 615856, 668860, 769820, 775920, 802632, 923784, 1003290, 1154730, 1337720, 1539640, 1605264, 1847568, 2006580, 2040023, 2309460, 2675440, 3079280, 4013160, 4080046, 4618920, 6120069, 8026320, 8160092, 9237840, 10200115, 12240138, 16320184, 20400230, 24480276, 30600345, 32640368, 40800460, 48960552, 61200690, 81600920, 97921104, 122401380, 163201840, 244802760, 489605520]

約数ペア:

[(1, 489605520), (2, 244802760), (3, 163201840), (4, 122401380), (5, 97921104), (6, 81600920), (8, 61200690), (10, 48960552), (12, 40800460), (15, 32640368), (16, 30600345), (20, 24480276), (24, 20400230), (30, 16320184), (40, 12240138), (48, 10200115), (53, 9237840), (60, 8160092), (61, 8026320), (80, 6120069), (106, 4618920), (120, 4080046), (122, 4013160), (159, 3079280), (183, 2675440), (212, 2309460), (240, 2040023), (244, 2006580), (265, 1847568), (305, 1605264), (318, 1539640), (366, 1337720), (424, 1154730), (488, 1003290), (530, 923784), (610, 802632), (631, 775920), (636, 769820), (732, 668860), (795, 615856), (848, 577365), (915, 535088), (976, 501645), (1060, 461892), (1220, 401316), (1262, 387960), (1272, 384910), (1464, 334430), (1590, 307928), (1830, 267544), (1893, 258640), (2120, 230946), (2440, 200658), (2524, 193980), (2544, 192455), (2928, 167215), (3155, 155184), (3180, 153964), (3233, 151440), (3660, 133772), (3786, 129320), (4240, 115473), (4880, 100329), (5048, 96990), (6310, 77592), (6360, 76982), (6466, 75720), (7320, 66886), (7572, 64660), (9465, 51728), (9699, 50480), (10096, 48495), (12620, 38796), (12720, 38491), (12932, 37860), (14640, 33443), (15144, 32330), (16165, 30288), (18930, 25864), (19398, 25240)]