220229520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:398

約数の個数: 240

約数和(自身を含む): 809823168

約数和(自身を除く): 589593648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 61, 70, 80, 84, 98, 105, 112, 120, 122, 140, 147, 168, 183, 196, 210, 240, 244, 245, 280, 294, 305, 307, 336, 366, 392, 420, 427, 488, 490, 560, 588, 610, 614, 732, 735, 784, 840, 854, 915, 921, 976, 980, 1176, 1220, 1228, 1281, 1464, 1470, 1535, 1680, 1708, 1830, 1842, 1960, 2135, 2149, 2352, 2440, 2456, 2562, 2928, 2940, 2989, 3070, 3416, 3660, 3684, 3920, 4270, 4298, 4605, 4880, 4912, 5124, 5880, 5978, 6140, 6405, 6447, 6832, 7320, 7368, 8540, 8596, 8967, 9210, 10248, 10745, 11760, 11956, 12280, 12810, 12894, 14640, 14736, 14945, 15043, 17080, 17192, 17934, 18420, 18727, 20496, 21490, 23912, 24560, 25620, 25788, 29890, 30086, 32235, 34160, 34384, 35868, 36840, 37454, 42980, 44835, 45129, 47824, 51240, 51576, 56181, 59780, 60172, 64470, 71736, 73680, 74908, 75215, 85960, 89670, 90258, 93635, 102480, 103152, 112362, 119560, 120344, 128940, 131089, 143472, 149816, 150430, 171920, 179340, 180516, 187270, 224724, 225645, 239120, 240688, 257880, 262178, 280905, 299632, 300860, 358680, 361032, 374540, 393267, 449448, 451290, 515760, 524356, 561810, 601720, 655445, 717360, 722064, 749080, 786534, 898896, 902580, 917623, 1048712, 1123620, 1203440, 1310890, 1498160, 1573068, 1805160, 1835246, 1966335, 2097424, 2247240, 2621780, 2752869, 3146136, 3610320, 3670492, 3932670, 4494480, 4588115, 5243560, 5505738, 6292272, 7340984, 7865340, 9176230, 10487120, 11011476, 13764345, 14681968, 15730680, 18352460, 22022952, 27528690, 31461360, 36704920, 44045904, 55057380, 73409840, 110114760, 220229520]

約数ペア:

[(1, 220229520), (2, 110114760), (3, 73409840), (4, 55057380), (5, 44045904), (6, 36704920), (7, 31461360), (8, 27528690), (10, 22022952), (12, 18352460), (14, 15730680), (15, 14681968), (16, 13764345), (20, 11011476), (21, 10487120), (24, 9176230), (28, 7865340), (30, 7340984), (35, 6292272), (40, 5505738), (42, 5243560), (48, 4588115), (49, 4494480), (56, 3932670), (60, 3670492), (61, 3610320), (70, 3146136), (80, 2752869), (84, 2621780), (98, 2247240), (105, 2097424), (112, 1966335), (120, 1835246), (122, 1805160), (140, 1573068), (147, 1498160), (168, 1310890), (183, 1203440), (196, 1123620), (210, 1048712), (240, 917623), (244, 902580), (245, 898896), (280, 786534), (294, 749080), (305, 722064), (307, 717360), (336, 655445), (366, 601720), (392, 561810), (420, 524356), (427, 515760), (488, 451290), (490, 449448), (560, 393267), (588, 374540), (610, 361032), (614, 358680), (732, 300860), (735, 299632), (784, 280905), (840, 262178), (854, 257880), (915, 240688), (921, 239120), (976, 225645), (980, 224724), (1176, 187270), (1220, 180516), (1228, 179340), (1281, 171920), (1464, 150430), (1470, 149816), (1535, 143472), (1680, 131089), (1708, 128940), (1830, 120344), (1842, 119560), (1960, 112362), (2135, 103152), (2149, 102480), (2352, 93635), (2440, 90258), (2456, 89670), (2562, 85960), (2928, 75215), (2940, 74908), (2989, 73680), (3070, 71736), (3416, 64470), (3660, 60172), (3684, 59780), (3920, 56181), (4270, 51576), (4298, 51240), (4605, 47824), (4880, 45129), (4912, 44835), (5124, 42980), (5880, 37454), (5978, 36840), (6140, 35868), (6405, 34384), (6447, 34160), (6832, 32235), (7320, 30086), (7368, 29890), (8540, 25788), (8596, 25620), (8967, 24560), (9210, 23912), (10248, 21490), (10745, 20496), (11760, 18727), (11956, 18420), (12280, 17934), (12810, 17192), (12894, 17080), (14640, 15043), (14736, 14945)]