248872260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2399}}^1$

素因数の和:2450

約数の個数: 192

約数和(自身を含む): 903168000

約数和(自身を除く): 654295740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 19, 20, 21, 26, 28, 30, 35, 38, 39, 42, 52, 57, 60, 65, 70, 76, 78, 84, 91, 95, 105, 114, 130, 133, 140, 156, 182, 190, 195, 210, 228, 247, 260, 266, 273, 285, 364, 380, 390, 399, 420, 455, 494, 532, 546, 570, 665, 741, 780, 798, 910, 988, 1092, 1140, 1235, 1330, 1365, 1482, 1596, 1729, 1820, 1995, 2399, 2470, 2660, 2730, 2964, 3458, 3705, 3990, 4798, 4940, 5187, 5460, 6916, 7197, 7410, 7980, 8645, 9596, 10374, 11995, 14394, 14820, 16793, 17290, 20748, 23990, 25935, 28788, 31187, 33586, 34580, 35985, 45581, 47980, 50379, 51870, 62374, 67172, 71970, 83965, 91162, 93561, 100758, 103740, 124748, 136743, 143940, 155935, 167930, 182324, 187122, 201516, 218309, 227905, 251895, 273486, 311870, 319067, 335860, 374244, 436618, 455810, 467805, 503790, 546972, 592553, 623740, 638134, 654927, 683715, 873236, 911620, 935610, 957201, 1007580, 1091545, 1185106, 1276268, 1309854, 1367430, 1595335, 1777659, 1871220, 1914402, 2183090, 2370212, 2619708, 2734860, 2962765, 3190670, 3274635, 3555318, 3828804, 4147871, 4366180, 4786005, 5925530, 6381340, 6549270, 7110636, 8295742, 8888295, 9572010, 11851060, 12443613, 13098540, 16591484, 17776590, 19144020, 20739355, 24887226, 35553180, 41478710, 49774452, 62218065, 82957420, 124436130, 248872260]

約数ペア:

[(1, 248872260), (2, 124436130), (3, 82957420), (4, 62218065), (5, 49774452), (6, 41478710), (7, 35553180), (10, 24887226), (12, 20739355), (13, 19144020), (14, 17776590), (15, 16591484), (19, 13098540), (20, 12443613), (21, 11851060), (26, 9572010), (28, 8888295), (30, 8295742), (35, 7110636), (38, 6549270), (39, 6381340), (42, 5925530), (52, 4786005), (57, 4366180), (60, 4147871), (65, 3828804), (70, 3555318), (76, 3274635), (78, 3190670), (84, 2962765), (91, 2734860), (95, 2619708), (105, 2370212), (114, 2183090), (130, 1914402), (133, 1871220), (140, 1777659), (156, 1595335), (182, 1367430), (190, 1309854), (195, 1276268), (210, 1185106), (228, 1091545), (247, 1007580), (260, 957201), (266, 935610), (273, 911620), (285, 873236), (364, 683715), (380, 654927), (390, 638134), (399, 623740), (420, 592553), (455, 546972), (494, 503790), (532, 467805), (546, 455810), (570, 436618), (665, 374244), (741, 335860), (780, 319067), (798, 311870), (910, 273486), (988, 251895), (1092, 227905), (1140, 218309), (1235, 201516), (1330, 187122), (1365, 182324), (1482, 167930), (1596, 155935), (1729, 143940), (1820, 136743), (1995, 124748), (2399, 103740), (2470, 100758), (2660, 93561), (2730, 91162), (2964, 83965), (3458, 71970), (3705, 67172), (3990, 62374), (4798, 51870), (4940, 50379), (5187, 47980), (5460, 45581), (6916, 35985), (7197, 34580), (7410, 33586), (7980, 31187), (8645, 28788), (9596, 25935), (10374, 23990), (11995, 20748), (14394, 17290), (14820, 16793)]