222577520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:295

約数の個数: 160

約数和(自身を含む): 599961600

約数和(自身を除く): 377384080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 41, 44, 55, 62, 80, 82, 88, 110, 124, 155, 164, 176, 199, 205, 220, 248, 310, 328, 341, 398, 410, 440, 451, 496, 620, 656, 682, 796, 820, 880, 902, 995, 1240, 1271, 1364, 1592, 1640, 1705, 1804, 1990, 2189, 2255, 2480, 2542, 2728, 3184, 3280, 3410, 3608, 3980, 4378, 4510, 5084, 5456, 6169, 6355, 6820, 7216, 7960, 8159, 8756, 9020, 10168, 10945, 12338, 12710, 13640, 13981, 15920, 16318, 17512, 18040, 20336, 21890, 24676, 25420, 27280, 27962, 30845, 32636, 35024, 36080, 40795, 43780, 49352, 50840, 55924, 61690, 65272, 67859, 69905, 81590, 87560, 89749, 98704, 101680, 111848, 123380, 130544, 135718, 139810, 163180, 175120, 179498, 223696, 246760, 252929, 271436, 279620, 326360, 339295, 358996, 448745, 493520, 505858, 542872, 559240, 652720, 678590, 717992, 897490, 1011716, 1085744, 1118480, 1264645, 1357180, 1435984, 1794980, 2023432, 2529290, 2714360, 2782219, 3589960, 4046864, 5058580, 5428720, 5564438, 7179920, 10117160, 11128876, 13911095, 20234320, 22257752, 27822190, 44515504, 55644380, 111288760, 222577520]

約数ペア:

[(1, 222577520), (2, 111288760), (4, 55644380), (5, 44515504), (8, 27822190), (10, 22257752), (11, 20234320), (16, 13911095), (20, 11128876), (22, 10117160), (31, 7179920), (40, 5564438), (41, 5428720), (44, 5058580), (55, 4046864), (62, 3589960), (80, 2782219), (82, 2714360), (88, 2529290), (110, 2023432), (124, 1794980), (155, 1435984), (164, 1357180), (176, 1264645), (199, 1118480), (205, 1085744), (220, 1011716), (248, 897490), (310, 717992), (328, 678590), (341, 652720), (398, 559240), (410, 542872), (440, 505858), (451, 493520), (496, 448745), (620, 358996), (656, 339295), (682, 326360), (796, 279620), (820, 271436), (880, 252929), (902, 246760), (995, 223696), (1240, 179498), (1271, 175120), (1364, 163180), (1592, 139810), (1640, 135718), (1705, 130544), (1804, 123380), (1990, 111848), (2189, 101680), (2255, 98704), (2480, 89749), (2542, 87560), (2728, 81590), (3184, 69905), (3280, 67859), (3410, 65272), (3608, 61690), (3980, 55924), (4378, 50840), (4510, 49352), (5084, 43780), (5456, 40795), (6169, 36080), (6355, 35024), (6820, 32636), (7216, 30845), (7960, 27962), (8159, 27280), (8756, 25420), (9020, 24676), (10168, 21890), (10945, 20336), (12338, 18040), (12710, 17512), (13640, 16318), (13981, 15920)]