438029680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1223}}^1$

素因数の和:1295

約数の個数: 120

約数和(自身を含む): 1150613856

約数和(自身を除く): 712584176

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 121, 148, 176, 185, 220, 242, 296, 370, 407, 440, 484, 592, 605, 740, 814, 880, 968, 1210, 1223, 1480, 1628, 1936, 2035, 2420, 2446, 2960, 3256, 4070, 4477, 4840, 4892, 6115, 6512, 8140, 8954, 9680, 9784, 12230, 13453, 16280, 17908, 19568, 22385, 24460, 26906, 32560, 35816, 44770, 45251, 48920, 53812, 67265, 71632, 89540, 90502, 97840, 107624, 134530, 147983, 179080, 181004, 215248, 226255, 269060, 295966, 358160, 362008, 452510, 497761, 538120, 591932, 724016, 739915, 905020, 995522, 1076240, 1183864, 1479830, 1810040, 1991044, 2367728, 2488805, 2959660, 3620080, 3982088, 4977610, 5475371, 5919320, 7964176, 9955220, 10950742, 11838640, 19910440, 21901484, 27376855, 39820880, 43802968, 54753710, 87605936, 109507420, 219014840, 438029680]

約数ペア:

[(1, 438029680), (2, 219014840), (4, 109507420), (5, 87605936), (8, 54753710), (10, 43802968), (11, 39820880), (16, 27376855), (20, 21901484), (22, 19910440), (37, 11838640), (40, 10950742), (44, 9955220), (55, 7964176), (74, 5919320), (80, 5475371), (88, 4977610), (110, 3982088), (121, 3620080), (148, 2959660), (176, 2488805), (185, 2367728), (220, 1991044), (242, 1810040), (296, 1479830), (370, 1183864), (407, 1076240), (440, 995522), (484, 905020), (592, 739915), (605, 724016), (740, 591932), (814, 538120), (880, 497761), (968, 452510), (1210, 362008), (1223, 358160), (1480, 295966), (1628, 269060), (1936, 226255), (2035, 215248), (2420, 181004), (2446, 179080), (2960, 147983), (3256, 134530), (4070, 107624), (4477, 97840), (4840, 90502), (4892, 89540), (6115, 71632), (6512, 67265), (8140, 53812), (8954, 48920), (9680, 45251), (9784, 44770), (12230, 35816), (13453, 32560), (16280, 26906), (17908, 24460), (19568, 22385)]