74612720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:347

約数の個数: 160

約数和(自身を含む): 220069248

約数和(自身を除く): 145456528

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 37, 40, 52, 56, 65, 70, 74, 80, 91, 104, 112, 130, 140, 148, 182, 185, 208, 259, 260, 277, 280, 296, 364, 370, 455, 481, 518, 520, 554, 560, 592, 728, 740, 910, 962, 1036, 1040, 1108, 1295, 1385, 1456, 1480, 1820, 1924, 1939, 2072, 2216, 2405, 2590, 2770, 2960, 3367, 3601, 3640, 3848, 3878, 4144, 4432, 4810, 5180, 5540, 6734, 7202, 7280, 7696, 7756, 9620, 9695, 10249, 10360, 11080, 13468, 14404, 15512, 16835, 18005, 19240, 19390, 20498, 20720, 22160, 25207, 26936, 28808, 31024, 33670, 36010, 38480, 38780, 40996, 50414, 51245, 53872, 57616, 67340, 71743, 72020, 77560, 81992, 100828, 102490, 126035, 133237, 134680, 143486, 144040, 155120, 163984, 201656, 204980, 252070, 266474, 269360, 286972, 288080, 358715, 403312, 409960, 504140, 532948, 573944, 666185, 717430, 819920, 932659, 1008280, 1065896, 1147888, 1332370, 1434860, 1865318, 2016560, 2131792, 2664740, 2869720, 3730636, 4663295, 5329480, 5739440, 7461272, 9326590, 10658960, 14922544, 18653180, 37306360, 74612720]

約数ペア:

[(1, 74612720), (2, 37306360), (4, 18653180), (5, 14922544), (7, 10658960), (8, 9326590), (10, 7461272), (13, 5739440), (14, 5329480), (16, 4663295), (20, 3730636), (26, 2869720), (28, 2664740), (35, 2131792), (37, 2016560), (40, 1865318), (52, 1434860), (56, 1332370), (65, 1147888), (70, 1065896), (74, 1008280), (80, 932659), (91, 819920), (104, 717430), (112, 666185), (130, 573944), (140, 532948), (148, 504140), (182, 409960), (185, 403312), (208, 358715), (259, 288080), (260, 286972), (277, 269360), (280, 266474), (296, 252070), (364, 204980), (370, 201656), (455, 163984), (481, 155120), (518, 144040), (520, 143486), (554, 134680), (560, 133237), (592, 126035), (728, 102490), (740, 100828), (910, 81992), (962, 77560), (1036, 72020), (1040, 71743), (1108, 67340), (1295, 57616), (1385, 53872), (1456, 51245), (1480, 50414), (1820, 40996), (1924, 38780), (1939, 38480), (2072, 36010), (2216, 33670), (2405, 31024), (2590, 28808), (2770, 26936), (2960, 25207), (3367, 22160), (3601, 20720), (3640, 20498), (3848, 19390), (3878, 19240), (4144, 18005), (4432, 16835), (4810, 15512), (5180, 14404), (5540, 13468), (6734, 11080), (7202, 10360), (7280, 10249), (7696, 9695), (7756, 9620)]