977098920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:448

約数の個数: 256

約数和(自身を含む): 3494707200

約数和(自身を除く): 2517608280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 157, 168, 186, 210, 217, 239, 248, 280, 310, 314, 372, 420, 434, 465, 471, 478, 620, 628, 651, 717, 744, 785, 840, 868, 930, 942, 956, 1085, 1099, 1195, 1240, 1256, 1302, 1434, 1570, 1673, 1736, 1860, 1884, 1912, 2170, 2198, 2355, 2390, 2604, 2868, 3140, 3255, 3297, 3346, 3585, 3720, 3768, 4340, 4396, 4710, 4780, 4867, 5019, 5208, 5495, 5736, 6280, 6510, 6594, 6692, 7170, 7409, 8365, 8680, 8792, 9420, 9560, 9734, 10038, 10990, 13020, 13188, 13384, 14340, 14601, 14818, 16485, 16730, 18840, 19468, 20076, 21980, 22227, 24335, 25095, 26040, 26376, 28680, 29202, 29636, 32970, 33460, 34069, 37045, 37523, 38936, 40152, 43960, 44454, 48670, 50190, 51863, 58404, 59272, 65940, 66920, 68138, 73005, 74090, 75046, 88908, 97340, 100380, 102207, 103726, 111135, 112569, 116808, 131880, 136276, 146010, 148180, 150092, 155589, 170345, 177816, 187615, 194680, 200760, 204414, 207452, 222270, 225138, 259315, 262661, 272552, 292020, 296360, 300184, 311178, 340690, 375230, 408828, 414904, 444540, 450276, 511035, 518630, 525322, 562845, 584040, 622356, 681380, 750460, 777945, 787983, 817656, 889080, 900552, 1022070, 1037260, 1050644, 1125690, 1163213, 1244712, 1313305, 1362760, 1500920, 1555890, 1575966, 2044140, 2074520, 2101288, 2251380, 2326426, 2626610, 3111780, 3151932, 3489639, 3939915, 4088280, 4502760, 4652852, 5253220, 5816065, 6223560, 6303864, 6979278, 7879830, 8142491, 9305704, 10506440, 11632130, 13958556, 15759660, 16284982, 17448195, 23264260, 24427473, 27917112, 31519320, 32569964, 34896390, 40712455, 46528520, 48854946, 65139928, 69792780, 81424910, 97709892, 122137365, 139585560, 162849820, 195419784, 244274730, 325699640, 488549460, 977098920]

約数ペア:

[(1, 977098920), (2, 488549460), (3, 325699640), (4, 244274730), (5, 195419784), (6, 162849820), (7, 139585560), (8, 122137365), (10, 97709892), (12, 81424910), (14, 69792780), (15, 65139928), (20, 48854946), (21, 46528520), (24, 40712455), (28, 34896390), (30, 32569964), (31, 31519320), (35, 27917112), (40, 24427473), (42, 23264260), (56, 17448195), (60, 16284982), (62, 15759660), (70, 13958556), (84, 11632130), (93, 10506440), (105, 9305704), (120, 8142491), (124, 7879830), (140, 6979278), (155, 6303864), (157, 6223560), (168, 5816065), (186, 5253220), (210, 4652852), (217, 4502760), (239, 4088280), (248, 3939915), (280, 3489639), (310, 3151932), (314, 3111780), (372, 2626610), (420, 2326426), (434, 2251380), (465, 2101288), (471, 2074520), (478, 2044140), (620, 1575966), (628, 1555890), (651, 1500920), (717, 1362760), (744, 1313305), (785, 1244712), (840, 1163213), (868, 1125690), (930, 1050644), (942, 1037260), (956, 1022070), (1085, 900552), (1099, 889080), (1195, 817656), (1240, 787983), (1256, 777945), (1302, 750460), (1434, 681380), (1570, 622356), (1673, 584040), (1736, 562845), (1860, 525322), (1884, 518630), (1912, 511035), (2170, 450276), (2198, 444540), (2355, 414904), (2390, 408828), (2604, 375230), (2868, 340690), (3140, 311178), (3255, 300184), (3297, 296360), (3346, 292020), (3585, 272552), (3720, 262661), (3768, 259315), (4340, 225138), (4396, 222270), (4710, 207452), (4780, 204414), (4867, 200760), (5019, 194680), (5208, 187615), (5495, 177816), (5736, 170345), (6280, 155589), (6510, 150092), (6594, 148180), (6692, 146010), (7170, 136276), (7409, 131880), (8365, 116808), (8680, 112569), (8792, 111135), (9420, 103726), (9560, 102207), (9734, 100380), (10038, 97340), (10990, 88908), (13020, 75046), (13188, 74090), (13384, 73005), (14340, 68138), (14601, 66920), (14818, 65940), (16485, 59272), (16730, 58404), (18840, 51863), (19468, 50190), (20076, 48670), (21980, 44454), (22227, 43960), (24335, 40152), (25095, 38936), (26040, 37523), (26376, 37045), (28680, 34069), (29202, 33460), (29636, 32970)]