72153440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:720

約数の個数: 96

約数和(自身を含む): 185177664

約数和(自身を除く): 113024224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 68, 80, 82, 85, 136, 160, 164, 170, 205, 272, 328, 340, 410, 544, 647, 656, 680, 697, 820, 1294, 1312, 1360, 1394, 1640, 2588, 2720, 2788, 3235, 3280, 3485, 5176, 5576, 6470, 6560, 6970, 10352, 10999, 11152, 12940, 13940, 20704, 21998, 22304, 25880, 26527, 27880, 43996, 51760, 53054, 54995, 55760, 87992, 103520, 106108, 109990, 111520, 132635, 175984, 212216, 219980, 265270, 351968, 424432, 439960, 450959, 530540, 848864, 879920, 901918, 1061080, 1759840, 1803836, 2122160, 2254795, 3607672, 4244320, 4509590, 7215344, 9019180, 14430688, 18038360, 36076720, 72153440]

約数ペア:

[(1, 72153440), (2, 36076720), (4, 18038360), (5, 14430688), (8, 9019180), (10, 7215344), (16, 4509590), (17, 4244320), (20, 3607672), (32, 2254795), (34, 2122160), (40, 1803836), (41, 1759840), (68, 1061080), (80, 901918), (82, 879920), (85, 848864), (136, 530540), (160, 450959), (164, 439960), (170, 424432), (205, 351968), (272, 265270), (328, 219980), (340, 212216), (410, 175984), (544, 132635), (647, 111520), (656, 109990), (680, 106108), (697, 103520), (820, 87992), (1294, 55760), (1312, 54995), (1360, 53054), (1394, 51760), (1640, 43996), (2588, 27880), (2720, 26527), (2788, 25880), (3235, 22304), (3280, 21998), (3485, 20704), (5176, 13940), (5576, 12940), (6470, 11152), (6560, 10999), (6970, 10352)]