43719920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 113290368

約数和(自身を除く): 69570448

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 61, 62, 68, 80, 85, 122, 124, 136, 155, 170, 244, 248, 272, 289, 305, 310, 340, 488, 496, 527, 578, 610, 620, 680, 976, 1037, 1054, 1156, 1220, 1240, 1360, 1445, 1891, 2074, 2108, 2312, 2440, 2480, 2635, 2890, 3782, 4148, 4216, 4624, 4880, 5185, 5270, 5780, 7564, 8296, 8432, 8959, 9455, 10370, 10540, 11560, 15128, 16592, 17629, 17918, 18910, 20740, 21080, 23120, 30256, 32147, 35258, 35836, 37820, 41480, 42160, 44795, 64294, 70516, 71672, 75640, 82960, 88145, 89590, 128588, 141032, 143344, 151280, 160735, 176290, 179180, 257176, 282064, 321470, 352580, 358360, 514352, 546499, 642940, 705160, 716720, 1092998, 1285880, 1410320, 2185996, 2571760, 2732495, 4371992, 5464990, 8743984, 10929980, 21859960, 43719920]

約数ペア:

[(1, 43719920), (2, 21859960), (4, 10929980), (5, 8743984), (8, 5464990), (10, 4371992), (16, 2732495), (17, 2571760), (20, 2185996), (31, 1410320), (34, 1285880), (40, 1092998), (61, 716720), (62, 705160), (68, 642940), (80, 546499), (85, 514352), (122, 358360), (124, 352580), (136, 321470), (155, 282064), (170, 257176), (244, 179180), (248, 176290), (272, 160735), (289, 151280), (305, 143344), (310, 141032), (340, 128588), (488, 89590), (496, 88145), (527, 82960), (578, 75640), (610, 71672), (620, 70516), (680, 64294), (976, 44795), (1037, 42160), (1054, 41480), (1156, 37820), (1220, 35836), (1240, 35258), (1360, 32147), (1445, 30256), (1891, 23120), (2074, 21080), (2108, 20740), (2312, 18910), (2440, 17918), (2480, 17629), (2635, 16592), (2890, 15128), (3782, 11560), (4148, 10540), (4216, 10370), (4624, 9455), (4880, 8959), (5185, 8432), (5270, 8296), (5780, 7564)]