72989840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1$

素因数の和:106

約数の個数: 240

約数和(自身を含む): 230235264

約数和(自身を除く): 157245424

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 34, 35, 40, 41, 44, 55, 56, 68, 70, 77, 80, 82, 85, 88, 110, 112, 119, 136, 140, 154, 164, 170, 176, 187, 205, 220, 238, 272, 280, 287, 289, 308, 328, 340, 374, 385, 410, 440, 451, 476, 560, 574, 578, 595, 616, 656, 680, 697, 748, 770, 820, 880, 902, 935, 952, 1148, 1156, 1190, 1232, 1309, 1360, 1394, 1435, 1445, 1496, 1540, 1640, 1804, 1870, 1904, 2023, 2255, 2296, 2312, 2380, 2618, 2788, 2870, 2890, 2992, 3080, 3157, 3179, 3280, 3485, 3608, 3740, 4046, 4510, 4592, 4624, 4760, 4879, 5236, 5576, 5740, 5780, 6160, 6314, 6358, 6545, 6970, 7216, 7480, 7667, 8092, 9020, 9520, 9758, 10115, 10472, 11152, 11480, 11560, 11849, 12628, 12716, 13090, 13940, 14960, 15334, 15785, 15895, 16184, 18040, 19516, 20230, 20944, 22253, 22960, 23120, 23698, 24395, 25256, 25432, 26180, 27880, 30668, 31570, 31790, 32368, 36080, 38335, 39032, 40460, 44506, 47396, 48790, 50512, 50864, 52360, 53669, 55760, 59245, 61336, 63140, 63580, 76670, 78064, 80920, 82943, 89012, 94792, 97580, 104720, 107338, 111265, 118490, 122672, 126280, 127160, 130339, 153340, 161840, 165886, 178024, 189584, 195160, 214676, 222530, 236980, 252560, 254320, 260678, 268345, 306680, 331772, 356048, 390320, 414715, 429352, 445060, 473960, 521356, 536690, 613360, 651695, 663544, 829430, 858704, 890120, 912373, 947920, 1042712, 1073380, 1303390, 1327088, 1658860, 1780240, 1824746, 2085424, 2146760, 2606780, 3317720, 3649492, 4293520, 4561865, 5213560, 6635440, 7298984, 9123730, 10427120, 14597968, 18247460, 36494920, 72989840]

約数ペア:

[(1, 72989840), (2, 36494920), (4, 18247460), (5, 14597968), (7, 10427120), (8, 9123730), (10, 7298984), (11, 6635440), (14, 5213560), (16, 4561865), (17, 4293520), (20, 3649492), (22, 3317720), (28, 2606780), (34, 2146760), (35, 2085424), (40, 1824746), (41, 1780240), (44, 1658860), (55, 1327088), (56, 1303390), (68, 1073380), (70, 1042712), (77, 947920), (80, 912373), (82, 890120), (85, 858704), (88, 829430), (110, 663544), (112, 651695), (119, 613360), (136, 536690), (140, 521356), (154, 473960), (164, 445060), (170, 429352), (176, 414715), (187, 390320), (205, 356048), (220, 331772), (238, 306680), (272, 268345), (280, 260678), (287, 254320), (289, 252560), (308, 236980), (328, 222530), (340, 214676), (374, 195160), (385, 189584), (410, 178024), (440, 165886), (451, 161840), (476, 153340), (560, 130339), (574, 127160), (578, 126280), (595, 122672), (616, 118490), (656, 111265), (680, 107338), (697, 104720), (748, 97580), (770, 94792), (820, 89012), (880, 82943), (902, 80920), (935, 78064), (952, 76670), (1148, 63580), (1156, 63140), (1190, 61336), (1232, 59245), (1309, 55760), (1360, 53669), (1394, 52360), (1435, 50864), (1445, 50512), (1496, 48790), (1540, 47396), (1640, 44506), (1804, 40460), (1870, 39032), (1904, 38335), (2023, 36080), (2255, 32368), (2296, 31790), (2312, 31570), (2380, 30668), (2618, 27880), (2788, 26180), (2870, 25432), (2890, 25256), (2992, 24395), (3080, 23698), (3157, 23120), (3179, 22960), (3280, 22253), (3485, 20944), (3608, 20230), (3740, 19516), (4046, 18040), (4510, 16184), (4592, 15895), (4624, 15785), (4760, 15334), (4879, 14960), (5236, 13940), (5576, 13090), (5740, 12716), (5780, 12628), (6160, 11849), (6314, 11560), (6358, 11480), (6545, 11152), (6970, 10472), (7216, 10115), (7480, 9758), (7667, 9520), (8092, 9020)]