72210320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{109}}^1$

素因数の和:162

約数の個数: 180

約数和(自身を含む): 213418260

約数和(自身を除く): 141207940

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 109, 112, 130, 140, 169, 182, 196, 208, 218, 245, 260, 280, 338, 364, 392, 436, 455, 490, 520, 545, 560, 637, 676, 728, 763, 784, 845, 872, 910, 980, 1040, 1090, 1183, 1274, 1352, 1417, 1456, 1526, 1690, 1744, 1820, 1960, 2180, 2366, 2548, 2704, 2834, 3052, 3185, 3380, 3640, 3815, 3920, 4360, 4732, 5096, 5341, 5668, 5915, 6104, 6370, 6760, 7085, 7280, 7630, 8281, 8720, 9464, 9919, 10192, 10682, 11336, 11830, 12208, 12740, 13520, 14170, 15260, 16562, 18421, 18928, 19838, 21364, 22672, 23660, 25480, 26705, 28340, 30520, 33124, 36842, 39676, 41405, 42728, 47320, 49595, 50960, 53410, 56680, 61040, 66248, 69433, 73684, 79352, 82810, 85456, 92105, 94640, 99190, 106820, 113360, 128947, 132496, 138866, 147368, 158704, 165620, 184210, 198380, 213640, 257894, 277732, 294736, 331240, 347165, 368420, 396760, 427280, 515788, 555464, 644735, 662480, 694330, 736840, 793520, 902629, 1031576, 1110928, 1289470, 1388660, 1473680, 1805258, 2063152, 2578940, 2777320, 3610516, 4513145, 5157880, 5554640, 7221032, 9026290, 10315760, 14442064, 18052580, 36105160, 72210320]

約数ペア:

[(1, 72210320), (2, 36105160), (4, 18052580), (5, 14442064), (7, 10315760), (8, 9026290), (10, 7221032), (13, 5554640), (14, 5157880), (16, 4513145), (20, 3610516), (26, 2777320), (28, 2578940), (35, 2063152), (40, 1805258), (49, 1473680), (52, 1388660), (56, 1289470), (65, 1110928), (70, 1031576), (80, 902629), (91, 793520), (98, 736840), (104, 694330), (109, 662480), (112, 644735), (130, 555464), (140, 515788), (169, 427280), (182, 396760), (196, 368420), (208, 347165), (218, 331240), (245, 294736), (260, 277732), (280, 257894), (338, 213640), (364, 198380), (392, 184210), (436, 165620), (455, 158704), (490, 147368), (520, 138866), (545, 132496), (560, 128947), (637, 113360), (676, 106820), (728, 99190), (763, 94640), (784, 92105), (845, 85456), (872, 82810), (910, 79352), (980, 73684), (1040, 69433), (1090, 66248), (1183, 61040), (1274, 56680), (1352, 53410), (1417, 50960), (1456, 49595), (1526, 47320), (1690, 42728), (1744, 41405), (1820, 39676), (1960, 36842), (2180, 33124), (2366, 30520), (2548, 28340), (2704, 26705), (2834, 25480), (3052, 23660), (3185, 22672), (3380, 21364), (3640, 19838), (3815, 18928), (3920, 18421), (4360, 16562), (4732, 15260), (5096, 14170), (5341, 13520), (5668, 12740), (5915, 12208), (6104, 11830), (6370, 11336), (6760, 10682), (7085, 10192), (7280, 9919), (7630, 9464), (8281, 8720)]