66443640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:417

約数の個数: 128

約数和(自身を含む): 210254400

約数和(自身を除く): 143810760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 61, 87, 116, 120, 122, 145, 174, 183, 232, 244, 290, 305, 313, 348, 366, 435, 488, 580, 610, 626, 696, 732, 870, 915, 939, 1160, 1220, 1252, 1464, 1565, 1740, 1769, 1830, 1878, 2440, 2504, 3130, 3480, 3538, 3660, 3756, 4695, 5307, 6260, 7076, 7320, 7512, 8845, 9077, 9390, 10614, 12520, 14152, 17690, 18154, 18780, 19093, 21228, 26535, 27231, 35380, 36308, 37560, 38186, 42456, 45385, 53070, 54462, 57279, 70760, 72616, 76372, 90770, 95465, 106140, 108924, 114558, 136155, 152744, 181540, 190930, 212280, 217848, 229116, 272310, 286395, 363080, 381860, 458232, 544620, 553697, 572790, 763720, 1089240, 1107394, 1145580, 1661091, 2214788, 2291160, 2768485, 3322182, 4429576, 5536970, 6644364, 8305455, 11073940, 13288728, 16610910, 22147880, 33221820, 66443640]

約数ペア:

[(1, 66443640), (2, 33221820), (3, 22147880), (4, 16610910), (5, 13288728), (6, 11073940), (8, 8305455), (10, 6644364), (12, 5536970), (15, 4429576), (20, 3322182), (24, 2768485), (29, 2291160), (30, 2214788), (40, 1661091), (58, 1145580), (60, 1107394), (61, 1089240), (87, 763720), (116, 572790), (120, 553697), (122, 544620), (145, 458232), (174, 381860), (183, 363080), (232, 286395), (244, 272310), (290, 229116), (305, 217848), (313, 212280), (348, 190930), (366, 181540), (435, 152744), (488, 136155), (580, 114558), (610, 108924), (626, 106140), (696, 95465), (732, 90770), (870, 76372), (915, 72616), (939, 70760), (1160, 57279), (1220, 54462), (1252, 53070), (1464, 45385), (1565, 42456), (1740, 38186), (1769, 37560), (1830, 36308), (1878, 35380), (2440, 27231), (2504, 26535), (3130, 21228), (3480, 19093), (3538, 18780), (3660, 18154), (3756, 17690), (4695, 14152), (5307, 12520), (6260, 10614), (7076, 9390), (7320, 9077), (7512, 8845)]