248281680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:349

約数の個数: 160

約数和(自身を含む): 795484800

約数和(自身を除く): 547203120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 131, 149, 159, 212, 240, 262, 265, 298, 318, 393, 424, 447, 524, 530, 596, 636, 655, 745, 786, 795, 848, 894, 1048, 1060, 1192, 1272, 1310, 1490, 1572, 1590, 1788, 1965, 2096, 2120, 2235, 2384, 2544, 2620, 2980, 3144, 3180, 3576, 3930, 4240, 4470, 5240, 5960, 6288, 6360, 6943, 7152, 7860, 7897, 8940, 10480, 11920, 12720, 13886, 15720, 15794, 17880, 19519, 20829, 23691, 27772, 31440, 31588, 34715, 35760, 39038, 39485, 41658, 47382, 55544, 58557, 63176, 69430, 78076, 78970, 83316, 94764, 97595, 104145, 111088, 117114, 118455, 126352, 138860, 156152, 157940, 166632, 189528, 195190, 208290, 234228, 236910, 277720, 292785, 312304, 315880, 333264, 379056, 390380, 416580, 468456, 473820, 555440, 585570, 631760, 780760, 833160, 936912, 947640, 1034507, 1171140, 1561520, 1666320, 1895280, 2069014, 2342280, 3103521, 4138028, 4684560, 5172535, 6207042, 8276056, 10345070, 12414084, 15517605, 16552112, 20690140, 24828168, 31035210, 41380280, 49656336, 62070420, 82760560, 124140840, 248281680]

約数ペア:

[(1, 248281680), (2, 124140840), (3, 82760560), (4, 62070420), (5, 49656336), (6, 41380280), (8, 31035210), (10, 24828168), (12, 20690140), (15, 16552112), (16, 15517605), (20, 12414084), (24, 10345070), (30, 8276056), (40, 6207042), (48, 5172535), (53, 4684560), (60, 4138028), (80, 3103521), (106, 2342280), (120, 2069014), (131, 1895280), (149, 1666320), (159, 1561520), (212, 1171140), (240, 1034507), (262, 947640), (265, 936912), (298, 833160), (318, 780760), (393, 631760), (424, 585570), (447, 555440), (524, 473820), (530, 468456), (596, 416580), (636, 390380), (655, 379056), (745, 333264), (786, 315880), (795, 312304), (848, 292785), (894, 277720), (1048, 236910), (1060, 234228), (1192, 208290), (1272, 195190), (1310, 189528), (1490, 166632), (1572, 157940), (1590, 156152), (1788, 138860), (1965, 126352), (2096, 118455), (2120, 117114), (2235, 111088), (2384, 104145), (2544, 97595), (2620, 94764), (2980, 83316), (3144, 78970), (3180, 78076), (3576, 69430), (3930, 63176), (4240, 58557), (4470, 55544), (5240, 47382), (5960, 41658), (6288, 39485), (6360, 39038), (6943, 35760), (7152, 34715), (7860, 31588), (7897, 31440), (8940, 27772), (10480, 23691), (11920, 20829), (12720, 19519), (13886, 17880), (15720, 15794)]