257555844

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2711}}^1$

素因数の和:2770

約数の個数: 144

約数和(自身を含む): 829221120

約数和(自身を除く): 571665276

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 29, 36, 39, 42, 52, 58, 63, 78, 84, 87, 91, 116, 117, 126, 156, 174, 182, 203, 234, 252, 261, 273, 348, 364, 377, 406, 468, 522, 546, 609, 754, 812, 819, 1044, 1092, 1131, 1218, 1508, 1638, 1827, 2262, 2436, 2639, 2711, 3276, 3393, 3654, 4524, 5278, 5422, 6786, 7308, 7917, 8133, 10556, 10844, 13572, 15834, 16266, 18977, 23751, 24399, 31668, 32532, 35243, 37954, 47502, 48798, 56931, 70486, 75908, 78619, 95004, 97596, 105729, 113862, 140972, 157238, 170793, 211458, 227724, 235857, 246701, 314476, 317187, 341586, 422916, 471714, 493402, 550333, 634374, 683172, 707571, 740103, 943428, 986804, 1022047, 1100666, 1268748, 1415142, 1480206, 1650999, 2044094, 2201332, 2220309, 2830284, 2960412, 3066141, 3301998, 4088188, 4440618, 4952997, 6132282, 6603996, 7154329, 8881236, 9198423, 9905994, 12264564, 14308658, 18396846, 19811988, 21462987, 28617316, 36793692, 42925974, 64388961, 85851948, 128777922, 257555844]

約数ペア:

[(1, 257555844), (2, 128777922), (3, 85851948), (4, 64388961), (6, 42925974), (7, 36793692), (9, 28617316), (12, 21462987), (13, 19811988), (14, 18396846), (18, 14308658), (21, 12264564), (26, 9905994), (28, 9198423), (29, 8881236), (36, 7154329), (39, 6603996), (42, 6132282), (52, 4952997), (58, 4440618), (63, 4088188), (78, 3301998), (84, 3066141), (87, 2960412), (91, 2830284), (116, 2220309), (117, 2201332), (126, 2044094), (156, 1650999), (174, 1480206), (182, 1415142), (203, 1268748), (234, 1100666), (252, 1022047), (261, 986804), (273, 943428), (348, 740103), (364, 707571), (377, 683172), (406, 634374), (468, 550333), (522, 493402), (546, 471714), (609, 422916), (754, 341586), (812, 317187), (819, 314476), (1044, 246701), (1092, 235857), (1131, 227724), (1218, 211458), (1508, 170793), (1638, 157238), (1827, 140972), (2262, 113862), (2436, 105729), (2639, 97596), (2711, 95004), (3276, 78619), (3393, 75908), (3654, 70486), (4524, 56931), (5278, 48798), (5422, 47502), (6786, 37954), (7308, 35243), (7917, 32532), (8133, 31668), (10556, 24399), (10844, 23751), (13572, 18977), (15834, 16266)]