656975160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{691}}^1$

素因数の和:866

約数の個数: 192

約数和(自身を含む): 2266992000

約数和(自身を除く): 1610016840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 139, 152, 171, 180, 190, 228, 278, 285, 342, 360, 380, 417, 456, 556, 570, 684, 691, 695, 760, 834, 855, 1112, 1140, 1251, 1368, 1382, 1390, 1668, 1710, 2073, 2085, 2280, 2502, 2641, 2764, 2780, 3336, 3420, 3455, 4146, 4170, 5004, 5282, 5528, 5560, 6219, 6255, 6840, 6910, 7923, 8292, 8340, 10008, 10365, 10564, 12438, 12510, 13129, 13205, 13820, 15846, 16584, 16680, 20730, 21128, 23769, 24876, 25020, 26258, 26410, 27640, 31095, 31692, 39387, 39615, 41460, 47538, 49752, 50040, 52516, 52820, 62190, 63384, 65645, 78774, 79230, 82920, 95076, 96049, 105032, 105640, 118161, 118845, 124380, 131290, 157548, 158460, 190152, 192098, 196935, 236322, 237690, 248760, 262580, 288147, 315096, 316920, 384196, 393870, 472644, 475380, 480245, 525160, 576294, 590805, 768392, 787740, 864441, 945288, 950760, 960490, 1152588, 1181610, 1440735, 1575480, 1728882, 1824931, 1920980, 2305176, 2363220, 2881470, 3457764, 3649862, 3841960, 4322205, 4726440, 5474793, 5762940, 6915528, 7299724, 8644410, 9124655, 10949586, 11525880, 14599448, 16424379, 17288820, 18249310, 21899172, 27373965, 32848758, 34577640, 36498620, 43798344, 54747930, 65697516, 72997240, 82121895, 109495860, 131395032, 164243790, 218991720, 328487580, 656975160]

約数ペア:

[(1, 656975160), (2, 328487580), (3, 218991720), (4, 164243790), (5, 131395032), (6, 109495860), (8, 82121895), (9, 72997240), (10, 65697516), (12, 54747930), (15, 43798344), (18, 36498620), (19, 34577640), (20, 32848758), (24, 27373965), (30, 21899172), (36, 18249310), (38, 17288820), (40, 16424379), (45, 14599448), (57, 11525880), (60, 10949586), (72, 9124655), (76, 8644410), (90, 7299724), (95, 6915528), (114, 5762940), (120, 5474793), (139, 4726440), (152, 4322205), (171, 3841960), (180, 3649862), (190, 3457764), (228, 2881470), (278, 2363220), (285, 2305176), (342, 1920980), (360, 1824931), (380, 1728882), (417, 1575480), (456, 1440735), (556, 1181610), (570, 1152588), (684, 960490), (691, 950760), (695, 945288), (760, 864441), (834, 787740), (855, 768392), (1112, 590805), (1140, 576294), (1251, 525160), (1368, 480245), (1382, 475380), (1390, 472644), (1668, 393870), (1710, 384196), (2073, 316920), (2085, 315096), (2280, 288147), (2502, 262580), (2641, 248760), (2764, 237690), (2780, 236322), (3336, 196935), (3420, 192098), (3455, 190152), (4146, 158460), (4170, 157548), (5004, 131290), (5282, 124380), (5528, 118845), (5560, 118161), (6219, 105640), (6255, 105032), (6840, 96049), (6910, 95076), (7923, 82920), (8292, 79230), (8340, 78774), (10008, 65645), (10365, 63384), (10564, 62190), (12438, 52820), (12510, 52516), (13129, 50040), (13205, 49752), (13820, 47538), (15846, 41460), (16584, 39615), (16680, 39387), (20730, 31692), (21128, 31095), (23769, 27640), (24876, 26410), (25020, 26258)]