72173640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:212

約数の個数: 256

約数和(自身を含む): 276203520

約数和(自身を除く): 204029880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 73, 77, 84, 88, 105, 107, 110, 120, 132, 140, 146, 154, 165, 168, 210, 214, 219, 220, 231, 264, 280, 292, 308, 321, 330, 365, 385, 420, 428, 438, 440, 462, 511, 535, 584, 616, 642, 660, 730, 749, 770, 803, 840, 856, 876, 924, 1022, 1070, 1095, 1155, 1177, 1284, 1320, 1460, 1498, 1533, 1540, 1605, 1606, 1752, 1848, 2044, 2140, 2190, 2247, 2310, 2354, 2409, 2555, 2568, 2920, 2996, 3066, 3080, 3210, 3212, 3531, 3745, 4015, 4088, 4280, 4380, 4494, 4620, 4708, 4818, 5110, 5621, 5885, 5992, 6132, 6420, 6424, 7062, 7490, 7665, 7811, 8030, 8239, 8760, 8988, 9240, 9416, 9636, 10220, 11235, 11242, 11770, 12045, 12264, 12840, 14124, 14980, 15330, 15622, 16060, 16478, 16863, 17655, 17976, 19272, 20440, 22470, 22484, 23433, 23540, 24090, 24717, 28105, 28248, 29960, 30660, 31244, 32120, 32956, 33726, 35310, 39055, 41195, 44940, 44968, 46866, 47080, 48180, 49434, 54677, 56210, 61320, 62488, 65912, 67452, 70620, 78110, 82390, 84315, 85921, 89880, 93732, 96360, 98868, 109354, 112420, 117165, 123585, 134904, 141240, 156220, 164031, 164780, 168630, 171842, 187464, 197736, 218708, 224840, 234330, 247170, 257763, 273385, 312440, 328062, 329560, 337260, 343684, 429605, 437416, 468660, 494340, 515526, 546770, 601447, 656124, 674520, 687368, 820155, 859210, 937320, 988680, 1031052, 1093540, 1202894, 1288815, 1312248, 1640310, 1718420, 1804341, 2062104, 2187080, 2405788, 2577630, 3007235, 3280620, 3436840, 3608682, 4811576, 5155260, 6014470, 6561240, 7217364, 9021705, 10310520, 12028940, 14434728, 18043410, 24057880, 36086820, 72173640]

約数ペア:

[(1, 72173640), (2, 36086820), (3, 24057880), (4, 18043410), (5, 14434728), (6, 12028940), (7, 10310520), (8, 9021705), (10, 7217364), (11, 6561240), (12, 6014470), (14, 5155260), (15, 4811576), (20, 3608682), (21, 3436840), (22, 3280620), (24, 3007235), (28, 2577630), (30, 2405788), (33, 2187080), (35, 2062104), (40, 1804341), (42, 1718420), (44, 1640310), (55, 1312248), (56, 1288815), (60, 1202894), (66, 1093540), (70, 1031052), (73, 988680), (77, 937320), (84, 859210), (88, 820155), (105, 687368), (107, 674520), (110, 656124), (120, 601447), (132, 546770), (140, 515526), (146, 494340), (154, 468660), (165, 437416), (168, 429605), (210, 343684), (214, 337260), (219, 329560), (220, 328062), (231, 312440), (264, 273385), (280, 257763), (292, 247170), (308, 234330), (321, 224840), (330, 218708), (365, 197736), (385, 187464), (420, 171842), (428, 168630), (438, 164780), (440, 164031), (462, 156220), (511, 141240), (535, 134904), (584, 123585), (616, 117165), (642, 112420), (660, 109354), (730, 98868), (749, 96360), (770, 93732), (803, 89880), (840, 85921), (856, 84315), (876, 82390), (924, 78110), (1022, 70620), (1070, 67452), (1095, 65912), (1155, 62488), (1177, 61320), (1284, 56210), (1320, 54677), (1460, 49434), (1498, 48180), (1533, 47080), (1540, 46866), (1605, 44968), (1606, 44940), (1752, 41195), (1848, 39055), (2044, 35310), (2140, 33726), (2190, 32956), (2247, 32120), (2310, 31244), (2354, 30660), (2409, 29960), (2555, 28248), (2568, 28105), (2920, 24717), (2996, 24090), (3066, 23540), (3080, 23433), (3210, 22484), (3212, 22470), (3531, 20440), (3745, 19272), (4015, 17976), (4088, 17655), (4280, 16863), (4380, 16478), (4494, 16060), (4620, 15622), (4708, 15330), (4818, 14980), (5110, 14124), (5621, 12840), (5885, 12264), (5992, 12045), (6132, 11770), (6420, 11242), (6424, 11235), (7062, 10220), (7490, 9636), (7665, 9416), (7811, 9240), (8030, 8988), (8239, 8760)]