391913340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{401}}^1$

素因数の和:612

約数の個数: 192

約数和(自身を含む): 1361525760

約数和(自身を除く): 969612420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 179, 182, 195, 210, 260, 273, 358, 364, 390, 401, 420, 455, 537, 546, 716, 780, 802, 895, 910, 1074, 1092, 1203, 1253, 1365, 1604, 1790, 1820, 2005, 2148, 2327, 2406, 2506, 2685, 2730, 2807, 3580, 3759, 4010, 4654, 4812, 5012, 5213, 5370, 5460, 5614, 6015, 6265, 6981, 7518, 8020, 8421, 9308, 10426, 10740, 11228, 11635, 12030, 12530, 13962, 14035, 15036, 15639, 16289, 16842, 18795, 20852, 23270, 24060, 25060, 26065, 27924, 28070, 31278, 32578, 33684, 34905, 36491, 37590, 42105, 46540, 48867, 52130, 56140, 62556, 65156, 69810, 71779, 72982, 75180, 78195, 81445, 84210, 97734, 104260, 109473, 139620, 143558, 145964, 156390, 162890, 168420, 182455, 195468, 215337, 218946, 244335, 287116, 312780, 325780, 358895, 364910, 430674, 437892, 488670, 502453, 547365, 717790, 729820, 861348, 933127, 977340, 1004906, 1076685, 1094730, 1435580, 1507359, 1866254, 2009812, 2153370, 2189460, 2512265, 2799381, 3014718, 3732508, 4306740, 4665635, 5024530, 5598762, 6029436, 6531889, 7536795, 9331270, 10049060, 11197524, 13063778, 13996905, 15073590, 18662540, 19595667, 26127556, 27993810, 30147180, 32659445, 39191334, 55987620, 65318890, 78382668, 97978335, 130637780, 195956670, 391913340]

約数ペア:

[(1, 391913340), (2, 195956670), (3, 130637780), (4, 97978335), (5, 78382668), (6, 65318890), (7, 55987620), (10, 39191334), (12, 32659445), (13, 30147180), (14, 27993810), (15, 26127556), (20, 19595667), (21, 18662540), (26, 15073590), (28, 13996905), (30, 13063778), (35, 11197524), (39, 10049060), (42, 9331270), (52, 7536795), (60, 6531889), (65, 6029436), (70, 5598762), (78, 5024530), (84, 4665635), (91, 4306740), (105, 3732508), (130, 3014718), (140, 2799381), (156, 2512265), (179, 2189460), (182, 2153370), (195, 2009812), (210, 1866254), (260, 1507359), (273, 1435580), (358, 1094730), (364, 1076685), (390, 1004906), (401, 977340), (420, 933127), (455, 861348), (537, 729820), (546, 717790), (716, 547365), (780, 502453), (802, 488670), (895, 437892), (910, 430674), (1074, 364910), (1092, 358895), (1203, 325780), (1253, 312780), (1365, 287116), (1604, 244335), (1790, 218946), (1820, 215337), (2005, 195468), (2148, 182455), (2327, 168420), (2406, 162890), (2506, 156390), (2685, 145964), (2730, 143558), (2807, 139620), (3580, 109473), (3759, 104260), (4010, 97734), (4654, 84210), (4812, 81445), (5012, 78195), (5213, 75180), (5370, 72982), (5460, 71779), (5614, 69810), (6015, 65156), (6265, 62556), (6981, 56140), (7518, 52130), (8020, 48867), (8421, 46540), (9308, 42105), (10426, 37590), (10740, 36491), (11228, 34905), (11635, 33684), (12030, 32578), (12530, 31278), (13962, 28070), (14035, 27924), (15036, 26065), (15639, 25060), (16289, 24060), (16842, 23270), (18795, 20852)]