245574420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1097}}^1$

素因数の和:1170

約数の個数: 192

約数和(自身を含む): 867718656

約数和(自身を除く): 622144236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 41, 42, 52, 60, 65, 70, 78, 82, 84, 91, 105, 123, 130, 140, 156, 164, 182, 195, 205, 210, 246, 260, 273, 287, 364, 390, 410, 420, 455, 492, 533, 546, 574, 615, 780, 820, 861, 910, 1066, 1092, 1097, 1148, 1230, 1365, 1435, 1599, 1722, 1820, 2132, 2194, 2460, 2665, 2730, 2870, 3198, 3291, 3444, 3731, 4305, 4388, 5330, 5460, 5485, 5740, 6396, 6582, 7462, 7679, 7995, 8610, 10660, 10970, 11193, 13164, 14261, 14924, 15358, 15990, 16455, 17220, 18655, 21940, 22386, 23037, 28522, 30716, 31980, 32910, 37310, 38395, 42783, 44772, 44977, 46074, 55965, 57044, 65820, 71305, 74620, 76790, 85566, 89954, 92148, 99827, 111930, 115185, 134931, 142610, 153580, 171132, 179908, 199654, 213915, 223860, 224885, 230370, 269862, 285220, 299481, 314839, 399308, 427830, 449770, 460740, 499135, 539724, 584701, 598962, 629678, 674655, 855660, 899540, 944517, 998270, 1169402, 1197924, 1259356, 1349310, 1497405, 1574195, 1754103, 1889034, 1996540, 2338804, 2698620, 2923505, 2994810, 3148390, 3508206, 3778068, 4092907, 4722585, 5847010, 5989620, 6296780, 7016412, 8185814, 8770515, 9445170, 11694020, 12278721, 16371628, 17541030, 18890340, 20464535, 24557442, 35082060, 40929070, 49114884, 61393605, 81858140, 122787210, 245574420]

約数ペア:

[(1, 245574420), (2, 122787210), (3, 81858140), (4, 61393605), (5, 49114884), (6, 40929070), (7, 35082060), (10, 24557442), (12, 20464535), (13, 18890340), (14, 17541030), (15, 16371628), (20, 12278721), (21, 11694020), (26, 9445170), (28, 8770515), (30, 8185814), (35, 7016412), (39, 6296780), (41, 5989620), (42, 5847010), (52, 4722585), (60, 4092907), (65, 3778068), (70, 3508206), (78, 3148390), (82, 2994810), (84, 2923505), (91, 2698620), (105, 2338804), (123, 1996540), (130, 1889034), (140, 1754103), (156, 1574195), (164, 1497405), (182, 1349310), (195, 1259356), (205, 1197924), (210, 1169402), (246, 998270), (260, 944517), (273, 899540), (287, 855660), (364, 674655), (390, 629678), (410, 598962), (420, 584701), (455, 539724), (492, 499135), (533, 460740), (546, 449770), (574, 427830), (615, 399308), (780, 314839), (820, 299481), (861, 285220), (910, 269862), (1066, 230370), (1092, 224885), (1097, 223860), (1148, 213915), (1230, 199654), (1365, 179908), (1435, 171132), (1599, 153580), (1722, 142610), (1820, 134931), (2132, 115185), (2194, 111930), (2460, 99827), (2665, 92148), (2730, 89954), (2870, 85566), (3198, 76790), (3291, 74620), (3444, 71305), (3731, 65820), (4305, 57044), (4388, 55965), (5330, 46074), (5460, 44977), (5485, 44772), (5740, 42783), (6396, 38395), (6582, 37310), (7462, 32910), (7679, 31980), (7995, 30716), (8610, 28522), (10660, 23037), (10970, 22386), (11193, 21940), (13164, 18655), (14261, 17220), (14924, 16455), (15358, 15990)]