66688960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:111

約数の個数: 224

約数和(自身を含む): 193560192

約数和(自身を除く): 126871232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 23, 26, 32, 34, 40, 41, 46, 52, 64, 65, 68, 80, 82, 85, 92, 104, 115, 130, 136, 160, 164, 170, 184, 205, 208, 221, 230, 260, 272, 299, 320, 328, 340, 368, 391, 410, 416, 442, 460, 520, 533, 544, 598, 656, 680, 697, 736, 782, 820, 832, 884, 920, 943, 1040, 1066, 1088, 1105, 1196, 1312, 1360, 1394, 1472, 1495, 1564, 1640, 1768, 1840, 1886, 1955, 2080, 2132, 2210, 2392, 2624, 2665, 2720, 2788, 2990, 3128, 3280, 3485, 3536, 3680, 3772, 3910, 4160, 4264, 4420, 4715, 4784, 5083, 5330, 5440, 5576, 5980, 6256, 6560, 6970, 7072, 7360, 7544, 7820, 8528, 8840, 9061, 9430, 9568, 10166, 10660, 11152, 11960, 12259, 12512, 13120, 13940, 14144, 15088, 15640, 16031, 17056, 17680, 18122, 18860, 19136, 20332, 21320, 22304, 23920, 24518, 25024, 25415, 27880, 30176, 31280, 32062, 34112, 35360, 36244, 37720, 40664, 42640, 44608, 45305, 47840, 49036, 50830, 55760, 60352, 61295, 62560, 64124, 70720, 72488, 75440, 80155, 81328, 85280, 90610, 95680, 98072, 101660, 111520, 122590, 125120, 128248, 144976, 150880, 160310, 162656, 170560, 181220, 196144, 203320, 208403, 223040, 245180, 256496, 289952, 301760, 320620, 325312, 362440, 392288, 406640, 416806, 490360, 512992, 579904, 641240, 724880, 784576, 813280, 833612, 980720, 1025984, 1042015, 1282480, 1449760, 1626560, 1667224, 1961440, 2084030, 2564960, 2899520, 3334448, 3922880, 4168060, 5129920, 6668896, 8336120, 13337792, 16672240, 33344480, 66688960]

約数ペア:

[(1, 66688960), (2, 33344480), (4, 16672240), (5, 13337792), (8, 8336120), (10, 6668896), (13, 5129920), (16, 4168060), (17, 3922880), (20, 3334448), (23, 2899520), (26, 2564960), (32, 2084030), (34, 1961440), (40, 1667224), (41, 1626560), (46, 1449760), (52, 1282480), (64, 1042015), (65, 1025984), (68, 980720), (80, 833612), (82, 813280), (85, 784576), (92, 724880), (104, 641240), (115, 579904), (130, 512992), (136, 490360), (160, 416806), (164, 406640), (170, 392288), (184, 362440), (205, 325312), (208, 320620), (221, 301760), (230, 289952), (260, 256496), (272, 245180), (299, 223040), (320, 208403), (328, 203320), (340, 196144), (368, 181220), (391, 170560), (410, 162656), (416, 160310), (442, 150880), (460, 144976), (520, 128248), (533, 125120), (544, 122590), (598, 111520), (656, 101660), (680, 98072), (697, 95680), (736, 90610), (782, 85280), (820, 81328), (832, 80155), (884, 75440), (920, 72488), (943, 70720), (1040, 64124), (1066, 62560), (1088, 61295), (1105, 60352), (1196, 55760), (1312, 50830), (1360, 49036), (1394, 47840), (1472, 45305), (1495, 44608), (1564, 42640), (1640, 40664), (1768, 37720), (1840, 36244), (1886, 35360), (1955, 34112), (2080, 32062), (2132, 31280), (2210, 30176), (2392, 27880), (2624, 25415), (2665, 25024), (2720, 24518), (2788, 23920), (2990, 22304), (3128, 21320), (3280, 20332), (3485, 19136), (3536, 18860), (3680, 18122), (3772, 17680), (3910, 17056), (4160, 16031), (4264, 15640), (4420, 15088), (4715, 14144), (4784, 13940), (5083, 13120), (5330, 12512), (5440, 12259), (5576, 11960), (5980, 11152), (6256, 10660), (6560, 10166), (6970, 9568), (7072, 9430), (7360, 9061), (7544, 8840), (7820, 8528)]