320986380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:245

約数の個数: 288

約数和(自身を含む): 1126137600

約数和(自身を除く): 805151220

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 19, 20, 22, 26, 30, 33, 38, 39, 44, 52, 55, 57, 60, 65, 66, 76, 78, 95, 110, 114, 121, 130, 132, 143, 156, 165, 179, 190, 195, 209, 220, 228, 242, 247, 260, 285, 286, 330, 358, 363, 380, 390, 418, 429, 484, 494, 537, 570, 572, 605, 627, 660, 715, 716, 726, 741, 780, 836, 858, 895, 988, 1045, 1074, 1140, 1210, 1235, 1254, 1430, 1452, 1482, 1573, 1716, 1790, 1815, 1969, 2090, 2145, 2148, 2299, 2327, 2420, 2470, 2508, 2685, 2717, 2860, 2964, 3135, 3146, 3401, 3580, 3630, 3705, 3938, 4180, 4290, 4598, 4654, 4719, 4940, 5370, 5434, 5907, 6270, 6292, 6802, 6897, 6981, 7260, 7410, 7865, 7876, 8151, 8580, 9196, 9308, 9438, 9845, 10203, 10740, 10868, 11495, 11635, 11814, 12540, 13585, 13604, 13794, 13962, 14820, 15730, 16302, 17005, 18876, 19690, 20406, 21659, 22990, 23270, 23595, 23628, 25597, 27170, 27588, 27924, 29535, 29887, 31460, 32604, 34010, 34485, 34905, 37411, 39380, 40755, 40812, 43318, 44213, 45980, 46540, 47190, 51015, 51194, 54340, 59070, 59774, 64977, 68020, 68970, 69810, 74822, 76791, 81510, 86636, 88426, 89661, 94380, 102030, 102388, 108295, 112233, 118140, 119548, 127985, 129954, 132639, 137940, 139620, 149435, 149644, 153582, 163020, 176852, 179322, 187055, 204060, 216590, 221065, 224466, 255970, 259908, 265278, 281567, 298870, 307164, 324885, 358644, 374110, 383955, 411521, 433180, 442130, 448305, 448932, 486343, 511940, 530556, 561165, 563134, 597740, 649770, 663195, 748220, 767910, 823042, 844701, 884260, 896610, 972686, 1122330, 1126268, 1234563, 1299540, 1326390, 1407835, 1459029, 1535820, 1646084, 1689402, 1793220, 1945372, 2057605, 2244660, 2431715, 2469126, 2652780, 2815670, 2918058, 3378804, 4115210, 4223505, 4863430, 4938252, 5349773, 5631340, 5836116, 6172815, 7295145, 8230420, 8447010, 9726860, 10699546, 12345630, 14590290, 16049319, 16894020, 21399092, 24691260, 26748865, 29180580, 32098638, 53497730, 64197276, 80246595, 106995460, 160493190, 320986380]

約数ペア:

[(1, 320986380), (2, 160493190), (3, 106995460), (4, 80246595), (5, 64197276), (6, 53497730), (10, 32098638), (11, 29180580), (12, 26748865), (13, 24691260), (15, 21399092), (19, 16894020), (20, 16049319), (22, 14590290), (26, 12345630), (30, 10699546), (33, 9726860), (38, 8447010), (39, 8230420), (44, 7295145), (52, 6172815), (55, 5836116), (57, 5631340), (60, 5349773), (65, 4938252), (66, 4863430), (76, 4223505), (78, 4115210), (95, 3378804), (110, 2918058), (114, 2815670), (121, 2652780), (130, 2469126), (132, 2431715), (143, 2244660), (156, 2057605), (165, 1945372), (179, 1793220), (190, 1689402), (195, 1646084), (209, 1535820), (220, 1459029), (228, 1407835), (242, 1326390), (247, 1299540), (260, 1234563), (285, 1126268), (286, 1122330), (330, 972686), (358, 896610), (363, 884260), (380, 844701), (390, 823042), (418, 767910), (429, 748220), (484, 663195), (494, 649770), (537, 597740), (570, 563134), (572, 561165), (605, 530556), (627, 511940), (660, 486343), (715, 448932), (716, 448305), (726, 442130), (741, 433180), (780, 411521), (836, 383955), (858, 374110), (895, 358644), (988, 324885), (1045, 307164), (1074, 298870), (1140, 281567), (1210, 265278), (1235, 259908), (1254, 255970), (1430, 224466), (1452, 221065), (1482, 216590), (1573, 204060), (1716, 187055), (1790, 179322), (1815, 176852), (1969, 163020), (2090, 153582), (2145, 149644), (2148, 149435), (2299, 139620), (2327, 137940), (2420, 132639), (2470, 129954), (2508, 127985), (2685, 119548), (2717, 118140), (2860, 112233), (2964, 108295), (3135, 102388), (3146, 102030), (3401, 94380), (3580, 89661), (3630, 88426), (3705, 86636), (3938, 81510), (4180, 76791), (4290, 74822), (4598, 69810), (4654, 68970), (4719, 68020), (4940, 64977), (5370, 59774), (5434, 59070), (5907, 54340), (6270, 51194), (6292, 51015), (6802, 47190), (6897, 46540), (6981, 45980), (7260, 44213), (7410, 43318), (7865, 40812), (7876, 40755), (8151, 39380), (8580, 37411), (9196, 34905), (9308, 34485), (9438, 34010), (9845, 32604), (10203, 31460), (10740, 29887), (10868, 29535), (11495, 27924), (11635, 27588), (11814, 27170), (12540, 25597), (13585, 23628), (13604, 23595), (13794, 23270), (13962, 22990), (14820, 21659), (15730, 20406), (16302, 19690), (17005, 18876)]