31599260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 89123328

約数和(自身を除く): 57524068

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 71, 77, 85, 110, 119, 140, 142, 154, 170, 187, 220, 238, 284, 289, 308, 340, 355, 374, 385, 476, 497, 578, 595, 710, 748, 770, 781, 935, 994, 1156, 1190, 1207, 1309, 1420, 1445, 1540, 1562, 1870, 1988, 2023, 2380, 2414, 2485, 2618, 2890, 3124, 3179, 3740, 3905, 4046, 4828, 4970, 5236, 5467, 5780, 6035, 6358, 6545, 7810, 8092, 8449, 9940, 10115, 10934, 12070, 12716, 13090, 13277, 15620, 15895, 16898, 20230, 20519, 21868, 22253, 24140, 26180, 26554, 27335, 31790, 33796, 40460, 41038, 42245, 44506, 53108, 54670, 63580, 66385, 82076, 84490, 89012, 92939, 102595, 109340, 111265, 132770, 143633, 168980, 185878, 205190, 222530, 225709, 265540, 287266, 371756, 410380, 445060, 451418, 464695, 574532, 718165, 902836, 929390, 1128545, 1436330, 1579963, 1858780, 2257090, 2872660, 3159926, 4514180, 6319852, 7899815, 15799630, 31599260]

約数ペア:

[(1, 31599260), (2, 15799630), (4, 7899815), (5, 6319852), (7, 4514180), (10, 3159926), (11, 2872660), (14, 2257090), (17, 1858780), (20, 1579963), (22, 1436330), (28, 1128545), (34, 929390), (35, 902836), (44, 718165), (55, 574532), (68, 464695), (70, 451418), (71, 445060), (77, 410380), (85, 371756), (110, 287266), (119, 265540), (140, 225709), (142, 222530), (154, 205190), (170, 185878), (187, 168980), (220, 143633), (238, 132770), (284, 111265), (289, 109340), (308, 102595), (340, 92939), (355, 89012), (374, 84490), (385, 82076), (476, 66385), (497, 63580), (578, 54670), (595, 53108), (710, 44506), (748, 42245), (770, 41038), (781, 40460), (935, 33796), (994, 31790), (1156, 27335), (1190, 26554), (1207, 26180), (1309, 24140), (1420, 22253), (1445, 21868), (1540, 20519), (1562, 20230), (1870, 16898), (1988, 15895), (2023, 15620), (2380, 13277), (2414, 13090), (2485, 12716), (2618, 12070), (2890, 10934), (3124, 10115), (3179, 9940), (3740, 8449), (3905, 8092), (4046, 7810), (4828, 6545), (4970, 6358), (5236, 6035), (5467, 5780)]