216398910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2557}}^1$

素因数の和:2618

約数の個数: 128

約数和(自身を含む): 660086784

約数和(自身を除く): 443687874

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 31, 35, 39, 42, 62, 65, 70, 78, 91, 93, 105, 130, 155, 182, 186, 195, 210, 217, 273, 310, 390, 403, 434, 455, 465, 546, 651, 806, 910, 930, 1085, 1209, 1302, 1365, 2015, 2170, 2418, 2557, 2730, 2821, 3255, 4030, 5114, 5642, 6045, 6510, 7671, 8463, 12090, 12785, 14105, 15342, 16926, 17899, 25570, 28210, 33241, 35798, 38355, 42315, 53697, 66482, 76710, 79267, 84630, 89495, 99723, 107394, 158534, 166205, 178990, 199446, 232687, 237801, 268485, 332410, 396335, 465374, 475602, 498615, 536970, 554869, 698061, 792670, 997230, 1030471, 1109738, 1163435, 1189005, 1396122, 1664607, 2060942, 2326870, 2378010, 2774345, 3091413, 3329214, 3490305, 5152355, 5548690, 6182826, 6980610, 7213297, 8323035, 10304710, 14426594, 15457065, 16646070, 21639891, 30914130, 36066485, 43279782, 72132970, 108199455, 216398910]

約数ペア:

[(1, 216398910), (2, 108199455), (3, 72132970), (5, 43279782), (6, 36066485), (7, 30914130), (10, 21639891), (13, 16646070), (14, 15457065), (15, 14426594), (21, 10304710), (26, 8323035), (30, 7213297), (31, 6980610), (35, 6182826), (39, 5548690), (42, 5152355), (62, 3490305), (65, 3329214), (70, 3091413), (78, 2774345), (91, 2378010), (93, 2326870), (105, 2060942), (130, 1664607), (155, 1396122), (182, 1189005), (186, 1163435), (195, 1109738), (210, 1030471), (217, 997230), (273, 792670), (310, 698061), (390, 554869), (403, 536970), (434, 498615), (455, 475602), (465, 465374), (546, 396335), (651, 332410), (806, 268485), (910, 237801), (930, 232687), (1085, 199446), (1209, 178990), (1302, 166205), (1365, 158534), (2015, 107394), (2170, 99723), (2418, 89495), (2557, 84630), (2730, 79267), (2821, 76710), (3255, 66482), (4030, 53697), (5114, 42315), (5642, 38355), (6045, 35798), (6510, 33241), (7671, 28210), (8463, 25570), (12090, 17899), (12785, 16926), (14105, 15342)]