220635240

素因数分解:

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

素因数の和:424

約数の個数: 192

約数和(自身を含む): 778118400

約数和(自身を除く): 557483160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 157, 168, 196, 210, 239, 245, 280, 294, 314, 392, 420, 471, 478, 490, 588, 628, 717, 735, 785, 840, 942, 956, 980, 1099, 1176, 1195, 1256, 1434, 1470, 1570, 1673, 1884, 1912, 1960, 2198, 2355, 2390, 2868, 2940, 3140, 3297, 3346, 3585, 3768, 4396, 4710, 4780, 5019, 5495, 5736, 5880, 6280, 6594, 6692, 7170, 7693, 8365, 8792, 9420, 9560, 10038, 10990, 11711, 13188, 13384, 14340, 15386, 16485, 16730, 18840, 20076, 21980, 23079, 23422, 25095, 26376, 28680, 30772, 32970, 33460, 35133, 37523, 38465, 40152, 43960, 46158, 46844, 50190, 58555, 61544, 65940, 66920, 70266, 75046, 76930, 92316, 93688, 100380, 112569, 115395, 117110, 131880, 140532, 150092, 153860, 175665, 184632, 187615, 200760, 225138, 230790, 234220, 262661, 281064, 300184, 307720, 351330, 375230, 450276, 461580, 468440, 525322, 562845, 702660, 750460, 787983, 900552, 923160, 1050644, 1125690, 1313305, 1405320, 1500920, 1575966, 1838627, 2101288, 2251380, 2626610, 3151932, 3677254, 3939915, 4502760, 5253220, 5515881, 6303864, 7354508, 7879830, 9193135, 10506440, 11031762, 14709016, 15759660, 18386270, 22063524, 27579405, 31519320, 36772540, 44127048, 55158810, 73545080, 110317620, 220635240]

約数ペア:

[(1, 220635240), (2, 110317620), (3, 73545080), (4, 55158810), (5, 44127048), (6, 36772540), (7, 31519320), (8, 27579405), (10, 22063524), (12, 18386270), (14, 15759660), (15, 14709016), (20, 11031762), (21, 10506440), (24, 9193135), (28, 7879830), (30, 7354508), (35, 6303864), (40, 5515881), (42, 5253220), (49, 4502760), (56, 3939915), (60, 3677254), (70, 3151932), (84, 2626610), (98, 2251380), (105, 2101288), (120, 1838627), (140, 1575966), (147, 1500920), (157, 1405320), (168, 1313305), (196, 1125690), (210, 1050644), (239, 923160), (245, 900552), (280, 787983), (294, 750460), (314, 702660), (392, 562845), (420, 525322), (471, 468440), (478, 461580), (490, 450276), (588, 375230), (628, 351330), (717, 307720), (735, 300184), (785, 281064), (840, 262661), (942, 234220), (956, 230790), (980, 225138), (1099, 200760), (1176, 187615), (1195, 184632), (1256, 175665), (1434, 153860), (1470, 150092), (1570, 140532), (1673, 131880), (1884, 117110), (1912, 115395), (1960, 112569), (2198, 100380), (2355, 93688), (2390, 92316), (2868, 76930), (2940, 75046), (3140, 70266), (3297, 66920), (3346, 65940), (3585, 61544), (3768, 58555), (4396, 50190), (4710, 46844), (4780, 46158), (5019, 43960), (5495, 40152), (5736, 38465), (5880, 37523), (6280, 35133), (6594, 33460), (6692, 32970), (7170, 30772), (7693, 28680), (8365, 26376), (8792, 25095), (9420, 23422), (9560, 23079), (10038, 21980), (10990, 20076), (11711, 18840), (13188, 16730), (13384, 16485), (14340, 15386)]