21765434560

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1543}}^1\times {\mathrm{2593}}^1$

素因数の和:4170

約数の個数: 112

約数和(自身を含む): 54934445376

約数和(自身を除く): 33169010816

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 1543, 2593, 2720, 3086, 5186, 5440, 6172, 7715, 10372, 12344, 12965, 15430, 20744, 24688, 25930, 26231, 30860, 41488, 44081, 49376, 51860, 52462, 61720, 82976, 88162, 98752, 103720, 104924, 123440, 131155, 165952, 176324, 207440, 209848, 220405, 246880, 262310, 352648, 414880, 419696, 440810, 493760, 524620, 705296, 829760, 839392, 881620, 1049240, 1410592, 1678784, 1763240, 2098480, 2821184, 3526480, 4000999, 4196960, 7052960, 8001998, 8393920, 14105920, 16003996, 20004995, 32007992, 40009990, 64015984, 68016983, 80019980, 128031968, 136033966, 160039960, 256063936, 272067932, 320079920, 340084915, 544135864, 640159840, 680169830, 1088271728, 1280319680, 1360339660, 2176543456, 2720679320, 4353086912, 5441358640, 10882717280, 21765434560]

約数ペア:

[(1, 21765434560), (2, 10882717280), (4, 5441358640), (5, 4353086912), (8, 2720679320), (10, 2176543456), (16, 1360339660), (17, 1280319680), (20, 1088271728), (32, 680169830), (34, 640159840), (40, 544135864), (64, 340084915), (68, 320079920), (80, 272067932), (85, 256063936), (136, 160039960), (160, 136033966), (170, 128031968), (272, 80019980), (320, 68016983), (340, 64015984), (544, 40009990), (680, 32007992), (1088, 20004995), (1360, 16003996), (1543, 14105920), (2593, 8393920), (2720, 8001998), (3086, 7052960), (5186, 4196960), (5440, 4000999), (6172, 3526480), (7715, 2821184), (10372, 2098480), (12344, 1763240), (12965, 1678784), (15430, 1410592), (20744, 1049240), (24688, 881620), (25930, 839392), (26231, 829760), (30860, 705296), (41488, 524620), (44081, 493760), (49376, 440810), (51860, 419696), (52462, 414880), (61720, 352648), (82976, 262310), (88162, 246880), (98752, 220405), (103720, 209848), (104924, 207440), (123440, 176324), (131155, 165952)]