278338788

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:383

約数の個数: 192

約数和(自身を含む): 899153920

約数和(自身を除く): 620815132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 84, 91, 108, 117, 126, 127, 156, 182, 189, 223, 234, 252, 254, 273, 351, 364, 378, 381, 446, 468, 508, 546, 669, 702, 756, 762, 819, 889, 892, 1092, 1143, 1338, 1404, 1524, 1561, 1638, 1651, 1778, 2007, 2286, 2457, 2667, 2676, 2899, 3122, 3276, 3302, 3429, 3556, 4014, 4572, 4683, 4914, 4953, 5334, 5798, 6021, 6244, 6604, 6858, 8001, 8028, 8697, 9366, 9828, 9906, 10668, 11557, 11596, 12042, 13716, 14049, 14859, 16002, 17394, 18732, 19812, 20293, 23114, 24003, 24084, 26091, 28098, 28321, 29718, 32004, 34671, 34788, 40586, 42147, 44577, 46228, 48006, 52182, 56196, 56642, 59436, 60879, 69342, 78273, 81172, 84294, 84963, 89154, 96012, 104013, 104364, 113284, 121758, 138684, 156546, 168588, 169926, 178308, 182637, 198247, 208026, 243516, 254889, 312039, 313092, 339852, 365274, 368173, 396494, 416052, 509778, 547911, 594741, 624078, 730548, 736346, 764667, 792988, 1019556, 1095822, 1104519, 1189482, 1248156, 1472692, 1529334, 1784223, 2191644, 2209038, 2378964, 2577211, 3058668, 3313557, 3568446, 4418076, 5154422, 5352669, 6627114, 7136892, 7731633, 9940671, 10308844, 10705338, 13254228, 15463266, 19881342, 21410676, 23194899, 30926532, 39762684, 46389798, 69584697, 92779596, 139169394, 278338788]

約数ペア:

[(1, 278338788), (2, 139169394), (3, 92779596), (4, 69584697), (6, 46389798), (7, 39762684), (9, 30926532), (12, 23194899), (13, 21410676), (14, 19881342), (18, 15463266), (21, 13254228), (26, 10705338), (27, 10308844), (28, 9940671), (36, 7731633), (39, 7136892), (42, 6627114), (52, 5352669), (54, 5154422), (63, 4418076), (78, 3568446), (84, 3313557), (91, 3058668), (108, 2577211), (117, 2378964), (126, 2209038), (127, 2191644), (156, 1784223), (182, 1529334), (189, 1472692), (223, 1248156), (234, 1189482), (252, 1104519), (254, 1095822), (273, 1019556), (351, 792988), (364, 764667), (378, 736346), (381, 730548), (446, 624078), (468, 594741), (508, 547911), (546, 509778), (669, 416052), (702, 396494), (756, 368173), (762, 365274), (819, 339852), (889, 313092), (892, 312039), (1092, 254889), (1143, 243516), (1338, 208026), (1404, 198247), (1524, 182637), (1561, 178308), (1638, 169926), (1651, 168588), (1778, 156546), (2007, 138684), (2286, 121758), (2457, 113284), (2667, 104364), (2676, 104013), (2899, 96012), (3122, 89154), (3276, 84963), (3302, 84294), (3429, 81172), (3556, 78273), (4014, 69342), (4572, 60879), (4683, 59436), (4914, 56642), (4953, 56196), (5334, 52182), (5798, 48006), (6021, 46228), (6244, 44577), (6604, 42147), (6858, 40586), (8001, 34788), (8028, 34671), (8697, 32004), (9366, 29718), (9828, 28321), (9906, 28098), (10668, 26091), (11557, 24084), (11596, 24003), (12042, 23114), (13716, 20293), (14049, 19812), (14859, 18732), (16002, 17394)]