221273360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2113}}^1$

素因数の和:2161

約数の個数: 160

約数和(自身を含む): 679456512

約数和(自身を除く): 458183152

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 80, 85, 88, 110, 112, 119, 136, 140, 154, 170, 176, 187, 220, 238, 272, 280, 308, 340, 374, 385, 440, 476, 560, 595, 616, 680, 748, 770, 880, 935, 952, 1190, 1232, 1309, 1360, 1496, 1540, 1870, 1904, 2113, 2380, 2618, 2992, 3080, 3740, 4226, 4760, 5236, 6160, 6545, 7480, 8452, 9520, 10472, 10565, 13090, 14791, 14960, 16904, 20944, 21130, 23243, 26180, 29582, 33808, 35921, 42260, 46486, 52360, 59164, 71842, 73955, 84520, 92972, 104720, 116215, 118328, 143684, 147910, 162701, 169040, 179605, 185944, 232430, 236656, 251447, 287368, 295820, 325402, 359210, 371888, 395131, 464860, 502894, 574736, 591640, 650804, 718420, 790262, 813505, 929720, 1005788, 1183280, 1257235, 1301608, 1436840, 1580524, 1627010, 1859440, 1975655, 2011576, 2514470, 2603216, 2765917, 2873680, 3161048, 3254020, 3951310, 4023152, 5028940, 5531834, 6322096, 6508040, 7902620, 10057880, 11063668, 13016080, 13829585, 15805240, 20115760, 22127336, 27659170, 31610480, 44254672, 55318340, 110636680, 221273360]

約数ペア:

[(1, 221273360), (2, 110636680), (4, 55318340), (5, 44254672), (7, 31610480), (8, 27659170), (10, 22127336), (11, 20115760), (14, 15805240), (16, 13829585), (17, 13016080), (20, 11063668), (22, 10057880), (28, 7902620), (34, 6508040), (35, 6322096), (40, 5531834), (44, 5028940), (55, 4023152), (56, 3951310), (68, 3254020), (70, 3161048), (77, 2873680), (80, 2765917), (85, 2603216), (88, 2514470), (110, 2011576), (112, 1975655), (119, 1859440), (136, 1627010), (140, 1580524), (154, 1436840), (170, 1301608), (176, 1257235), (187, 1183280), (220, 1005788), (238, 929720), (272, 813505), (280, 790262), (308, 718420), (340, 650804), (374, 591640), (385, 574736), (440, 502894), (476, 464860), (560, 395131), (595, 371888), (616, 359210), (680, 325402), (748, 295820), (770, 287368), (880, 251447), (935, 236656), (952, 232430), (1190, 185944), (1232, 179605), (1309, 169040), (1360, 162701), (1496, 147910), (1540, 143684), (1870, 118328), (1904, 116215), (2113, 104720), (2380, 92972), (2618, 84520), (2992, 73955), (3080, 71842), (3740, 59164), (4226, 52360), (4760, 46486), (5236, 42260), (6160, 35921), (6545, 33808), (7480, 29582), (8452, 26180), (9520, 23243), (10472, 21130), (10565, 20944), (13090, 16904), (14791, 14960)]