77954340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 238109760

約数和(自身を除く): 160155420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 59, 60, 61, 76, 95, 114, 118, 122, 177, 183, 190, 228, 236, 244, 285, 295, 305, 354, 361, 366, 380, 570, 590, 610, 708, 722, 732, 885, 915, 1083, 1121, 1140, 1159, 1180, 1220, 1444, 1770, 1805, 1830, 2166, 2242, 2318, 3363, 3477, 3540, 3599, 3610, 3660, 4332, 4484, 4636, 5415, 5605, 5795, 6726, 6954, 7198, 7220, 10797, 10830, 11210, 11590, 13452, 13908, 14396, 16815, 17385, 17995, 21299, 21594, 21660, 22021, 22420, 23180, 33630, 34770, 35990, 42598, 43188, 44042, 53985, 63897, 66063, 67260, 68381, 69540, 71980, 85196, 88084, 106495, 107970, 110105, 127794, 132126, 136762, 205143, 212990, 215940, 220210, 255588, 264252, 273524, 319485, 330315, 341905, 410286, 425980, 440420, 638970, 660630, 683810, 820572, 1025715, 1277940, 1299239, 1321260, 1367620, 2051430, 2598478, 3897717, 4102860, 5196956, 6496195, 7795434, 12992390, 15590868, 19488585, 25984780, 38977170, 77954340]

約数ペア:

[(1, 77954340), (2, 38977170), (3, 25984780), (4, 19488585), (5, 15590868), (6, 12992390), (10, 7795434), (12, 6496195), (15, 5196956), (19, 4102860), (20, 3897717), (30, 2598478), (38, 2051430), (57, 1367620), (59, 1321260), (60, 1299239), (61, 1277940), (76, 1025715), (95, 820572), (114, 683810), (118, 660630), (122, 638970), (177, 440420), (183, 425980), (190, 410286), (228, 341905), (236, 330315), (244, 319485), (285, 273524), (295, 264252), (305, 255588), (354, 220210), (361, 215940), (366, 212990), (380, 205143), (570, 136762), (590, 132126), (610, 127794), (708, 110105), (722, 107970), (732, 106495), (885, 88084), (915, 85196), (1083, 71980), (1121, 69540), (1140, 68381), (1159, 67260), (1180, 66063), (1220, 63897), (1444, 53985), (1770, 44042), (1805, 43188), (1830, 42598), (2166, 35990), (2242, 34770), (2318, 33630), (3363, 23180), (3477, 22420), (3540, 22021), (3599, 21660), (3610, 21594), (3660, 21299), (4332, 17995), (4484, 17385), (4636, 16815), (5415, 14396), (5605, 13908), (5795, 13452), (6726, 11590), (6954, 11210), (7198, 10830), (7220, 10797)]