989907360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{12203}}^1$

素因数の和:12247

約数の個数: 144

約数和(自身を含む): 3376797984

約数和(自身を除く): 2386890624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 260, 312, 338, 390, 416, 480, 507, 520, 624, 676, 780, 845, 1014, 1040, 1248, 1352, 1560, 1690, 2028, 2080, 2535, 2704, 3120, 3380, 4056, 5070, 5408, 6240, 6760, 8112, 10140, 12203, 13520, 16224, 20280, 24406, 27040, 36609, 40560, 48812, 61015, 73218, 81120, 97624, 122030, 146436, 158639, 183045, 195248, 244060, 292872, 317278, 366090, 390496, 475917, 488120, 585744, 634556, 732180, 793195, 951834, 976240, 1171488, 1269112, 1464360, 1586390, 1903668, 1952480, 2062307, 2379585, 2538224, 2928720, 3172780, 3807336, 4124614, 4759170, 5076448, 5857440, 6186921, 6345560, 7614672, 8249228, 9518340, 10311535, 12373842, 12691120, 15229344, 16498456, 19036680, 20623070, 24747684, 25382240, 30934605, 32996912, 38073360, 41246140, 49495368, 61869210, 65993824, 76146720, 82492280, 98990736, 123738420, 164984560, 197981472, 247476840, 329969120, 494953680, 989907360]

約数ペア:

[(1, 989907360), (2, 494953680), (3, 329969120), (4, 247476840), (5, 197981472), (6, 164984560), (8, 123738420), (10, 98990736), (12, 82492280), (13, 76146720), (15, 65993824), (16, 61869210), (20, 49495368), (24, 41246140), (26, 38073360), (30, 32996912), (32, 30934605), (39, 25382240), (40, 24747684), (48, 20623070), (52, 19036680), (60, 16498456), (65, 15229344), (78, 12691120), (80, 12373842), (96, 10311535), (104, 9518340), (120, 8249228), (130, 7614672), (156, 6345560), (160, 6186921), (169, 5857440), (195, 5076448), (208, 4759170), (240, 4124614), (260, 3807336), (312, 3172780), (338, 2928720), (390, 2538224), (416, 2379585), (480, 2062307), (507, 1952480), (520, 1903668), (624, 1586390), (676, 1464360), (780, 1269112), (845, 1171488), (1014, 976240), (1040, 951834), (1248, 793195), (1352, 732180), (1560, 634556), (1690, 585744), (2028, 488120), (2080, 475917), (2535, 390496), (2704, 366090), (3120, 317278), (3380, 292872), (4056, 244060), (5070, 195248), (5408, 183045), (6240, 158639), (6760, 146436), (8112, 122030), (10140, 97624), (12203, 81120), (13520, 73218), (16224, 61015), (20280, 48812), (24406, 40560), (27040, 36609)]