29500020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 100009728

約数和(自身を除く): 70509708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 47, 55, 60, 66, 90, 94, 99, 110, 132, 141, 165, 180, 188, 198, 220, 235, 282, 317, 330, 396, 423, 470, 495, 517, 564, 634, 660, 705, 846, 940, 951, 990, 1034, 1268, 1410, 1551, 1585, 1692, 1902, 1980, 2068, 2115, 2585, 2820, 2853, 3102, 3170, 3487, 3804, 4230, 4653, 4755, 5170, 5706, 6204, 6340, 6974, 7755, 8460, 9306, 9510, 10340, 10461, 11412, 13948, 14265, 14899, 15510, 17435, 18612, 19020, 20922, 23265, 28530, 29798, 31020, 31383, 34870, 41844, 44697, 46530, 52305, 57060, 59596, 62766, 69740, 74495, 89394, 93060, 104610, 125532, 134091, 148990, 156915, 163889, 178788, 209220, 223485, 268182, 297980, 313830, 327778, 446970, 491667, 536364, 627660, 655556, 670455, 819445, 893940, 983334, 1340910, 1475001, 1638890, 1966668, 2458335, 2681820, 2950002, 3277780, 4916670, 5900004, 7375005, 9833340, 14750010, 29500020]

約数ペア:

[(1, 29500020), (2, 14750010), (3, 9833340), (4, 7375005), (5, 5900004), (6, 4916670), (9, 3277780), (10, 2950002), (11, 2681820), (12, 2458335), (15, 1966668), (18, 1638890), (20, 1475001), (22, 1340910), (30, 983334), (33, 893940), (36, 819445), (44, 670455), (45, 655556), (47, 627660), (55, 536364), (60, 491667), (66, 446970), (90, 327778), (94, 313830), (99, 297980), (110, 268182), (132, 223485), (141, 209220), (165, 178788), (180, 163889), (188, 156915), (198, 148990), (220, 134091), (235, 125532), (282, 104610), (317, 93060), (330, 89394), (396, 74495), (423, 69740), (470, 62766), (495, 59596), (517, 57060), (564, 52305), (634, 46530), (660, 44697), (705, 41844), (846, 34870), (940, 31383), (951, 31020), (990, 29798), (1034, 28530), (1268, 23265), (1410, 20922), (1551, 19020), (1585, 18612), (1692, 17435), (1902, 15510), (1980, 14899), (2068, 14265), (2115, 13948), (2585, 11412), (2820, 10461), (2853, 10340), (3102, 9510), (3170, 9306), (3487, 8460), (3804, 7755), (4230, 6974), (4653, 6340), (4755, 6204), (5170, 5706)]