1028268780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1699}}^1$

素因数の和:1860

約数の個数: 192

約数和(自身を含む): 3619123200

約数和(自身を除く): 2590854420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 131, 132, 140, 154, 165, 210, 220, 231, 262, 308, 330, 385, 393, 420, 462, 524, 655, 660, 770, 786, 917, 924, 1155, 1310, 1441, 1540, 1572, 1699, 1834, 1965, 2310, 2620, 2751, 2882, 3398, 3668, 3930, 4323, 4585, 4620, 5097, 5502, 5764, 6796, 7205, 7860, 8495, 8646, 9170, 10087, 10194, 11004, 11893, 13755, 14410, 16990, 17292, 18340, 18689, 20174, 20388, 21615, 23786, 25485, 27510, 28820, 30261, 33980, 35679, 37378, 40348, 43230, 47572, 50435, 50970, 55020, 56067, 59465, 60522, 71358, 74756, 86460, 93445, 100870, 101940, 112134, 118930, 121044, 130823, 142716, 151305, 178395, 186890, 201740, 222569, 224268, 237860, 261646, 280335, 302610, 356790, 373780, 392469, 445138, 523292, 560670, 605220, 654115, 667707, 713580, 784938, 890276, 1112845, 1121340, 1308230, 1335414, 1557983, 1569876, 1962345, 2225690, 2448259, 2616460, 2670828, 3115966, 3338535, 3924690, 4451380, 4673949, 4896518, 6231932, 6677070, 7344777, 7789915, 7849380, 9347898, 9793036, 12241295, 13354140, 14689554, 15579830, 17137813, 18695796, 23369745, 24482590, 29379108, 31159660, 34275626, 36723885, 46739490, 48965180, 51413439, 68551252, 73447770, 85689065, 93478980, 102826878, 146895540, 171378130, 205653756, 257067195, 342756260, 514134390, 1028268780]

約数ペア:

[(1, 1028268780), (2, 514134390), (3, 342756260), (4, 257067195), (5, 205653756), (6, 171378130), (7, 146895540), (10, 102826878), (11, 93478980), (12, 85689065), (14, 73447770), (15, 68551252), (20, 51413439), (21, 48965180), (22, 46739490), (28, 36723885), (30, 34275626), (33, 31159660), (35, 29379108), (42, 24482590), (44, 23369745), (55, 18695796), (60, 17137813), (66, 15579830), (70, 14689554), (77, 13354140), (84, 12241295), (105, 9793036), (110, 9347898), (131, 7849380), (132, 7789915), (140, 7344777), (154, 6677070), (165, 6231932), (210, 4896518), (220, 4673949), (231, 4451380), (262, 3924690), (308, 3338535), (330, 3115966), (385, 2670828), (393, 2616460), (420, 2448259), (462, 2225690), (524, 1962345), (655, 1569876), (660, 1557983), (770, 1335414), (786, 1308230), (917, 1121340), (924, 1112845), (1155, 890276), (1310, 784938), (1441, 713580), (1540, 667707), (1572, 654115), (1699, 605220), (1834, 560670), (1965, 523292), (2310, 445138), (2620, 392469), (2751, 373780), (2882, 356790), (3398, 302610), (3668, 280335), (3930, 261646), (4323, 237860), (4585, 224268), (4620, 222569), (5097, 201740), (5502, 186890), (5764, 178395), (6796, 151305), (7205, 142716), (7860, 130823), (8495, 121044), (8646, 118930), (9170, 112134), (10087, 101940), (10194, 100870), (11004, 93445), (11893, 86460), (13755, 74756), (14410, 71358), (16990, 60522), (17292, 59465), (18340, 56067), (18689, 55020), (20174, 50970), (20388, 50435), (21615, 47572), (23786, 43230), (25485, 40348), (27510, 37378), (28820, 35679), (30261, 33980)]