128105460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{347}}^1$

素因数の和:662

約数の個数: 144

約数和(自身を含む): 446898816

約数和(自身を除く): 318793356

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 293, 315, 347, 420, 586, 630, 694, 879, 1041, 1172, 1260, 1388, 1465, 1735, 1758, 2051, 2082, 2429, 2637, 2930, 3123, 3470, 3516, 4102, 4164, 4395, 4858, 5205, 5274, 5860, 6153, 6246, 6940, 7287, 8204, 8790, 9716, 10255, 10410, 10548, 12145, 12306, 12492, 13185, 14574, 15615, 17580, 18459, 20510, 20820, 21861, 24290, 24612, 26370, 29148, 30765, 31230, 36435, 36918, 41020, 43722, 48580, 52740, 61530, 62460, 72870, 73836, 87444, 92295, 101671, 109305, 123060, 145740, 184590, 203342, 218610, 305013, 369180, 406684, 437220, 508355, 610026, 711697, 915039, 1016710, 1220052, 1423394, 1525065, 1830078, 2033420, 2135091, 2846788, 3050130, 3558485, 3660156, 4270182, 4575195, 6100260, 6405273, 7116970, 8540364, 9150390, 10675455, 12810546, 14233940, 18300780, 21350910, 25621092, 32026365, 42701820, 64052730, 128105460]

約数ペア:

[(1, 128105460), (2, 64052730), (3, 42701820), (4, 32026365), (5, 25621092), (6, 21350910), (7, 18300780), (9, 14233940), (10, 12810546), (12, 10675455), (14, 9150390), (15, 8540364), (18, 7116970), (20, 6405273), (21, 6100260), (28, 4575195), (30, 4270182), (35, 3660156), (36, 3558485), (42, 3050130), (45, 2846788), (60, 2135091), (63, 2033420), (70, 1830078), (84, 1525065), (90, 1423394), (105, 1220052), (126, 1016710), (140, 915039), (180, 711697), (210, 610026), (252, 508355), (293, 437220), (315, 406684), (347, 369180), (420, 305013), (586, 218610), (630, 203342), (694, 184590), (879, 145740), (1041, 123060), (1172, 109305), (1260, 101671), (1388, 92295), (1465, 87444), (1735, 73836), (1758, 72870), (2051, 62460), (2082, 61530), (2429, 52740), (2637, 48580), (2930, 43722), (3123, 41020), (3470, 36918), (3516, 36435), (4102, 31230), (4164, 30765), (4395, 29148), (4858, 26370), (5205, 24612), (5274, 24290), (5860, 21861), (6153, 20820), (6246, 20510), (6940, 18459), (7287, 17580), (8204, 15615), (8790, 14574), (9716, 13185), (10255, 12492), (10410, 12306), (10548, 12145)]