20187628860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{20341}}^1$

素因数の和:20516

約数の個数: 192

約数和(自身を含む): 68895912960

約数和(自身を除く): 48708284100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 139, 140, 170, 204, 210, 238, 255, 278, 340, 357, 417, 420, 476, 510, 556, 595, 695, 714, 834, 973, 1020, 1190, 1390, 1428, 1668, 1785, 1946, 2085, 2363, 2380, 2780, 2919, 3570, 3892, 4170, 4726, 4865, 5838, 7089, 7140, 8340, 9452, 9730, 11676, 11815, 14178, 14595, 16541, 19460, 20341, 23630, 28356, 29190, 33082, 35445, 40682, 47260, 49623, 58380, 61023, 66164, 70890, 81364, 82705, 99246, 101705, 122046, 141780, 142387, 165410, 198492, 203410, 244092, 248115, 284774, 305115, 330820, 345797, 406820, 427161, 496230, 569548, 610230, 691594, 711935, 854322, 992460, 1037391, 1220460, 1383188, 1423870, 1708644, 1728985, 2074782, 2135805, 2420579, 2827399, 2847740, 3457970, 4149564, 4271610, 4841158, 5186955, 5654798, 6915940, 7261737, 8482197, 8543220, 9682316, 10373910, 11309596, 12102895, 14136995, 14523474, 16964394, 19791793, 20747820, 24205790, 28273990, 29046948, 33928788, 36308685, 39583586, 42410985, 48065783, 48411580, 56547980, 59375379, 72617370, 79167172, 84821970, 96131566, 98958965, 118750758, 144197349, 145234740, 169643940, 192263132, 197917930, 237501516, 240328915, 288394698, 296876895, 336460481, 395835860, 480657830, 576789396, 593753790, 672920962, 720986745, 961315660, 1009381443, 1187507580, 1345841924, 1441973490, 1682302405, 2018762886, 2883946980, 3364604810, 4037525772, 5046907215, 6729209620, 10093814430, 20187628860]

約数ペア:

[(1, 20187628860), (2, 10093814430), (3, 6729209620), (4, 5046907215), (5, 4037525772), (6, 3364604810), (7, 2883946980), (10, 2018762886), (12, 1682302405), (14, 1441973490), (15, 1345841924), (17, 1187507580), (20, 1009381443), (21, 961315660), (28, 720986745), (30, 672920962), (34, 593753790), (35, 576789396), (42, 480657830), (51, 395835860), (60, 336460481), (68, 296876895), (70, 288394698), (84, 240328915), (85, 237501516), (102, 197917930), (105, 192263132), (119, 169643940), (139, 145234740), (140, 144197349), (170, 118750758), (204, 98958965), (210, 96131566), (238, 84821970), (255, 79167172), (278, 72617370), (340, 59375379), (357, 56547980), (417, 48411580), (420, 48065783), (476, 42410985), (510, 39583586), (556, 36308685), (595, 33928788), (695, 29046948), (714, 28273990), (834, 24205790), (973, 20747820), (1020, 19791793), (1190, 16964394), (1390, 14523474), (1428, 14136995), (1668, 12102895), (1785, 11309596), (1946, 10373910), (2085, 9682316), (2363, 8543220), (2380, 8482197), (2780, 7261737), (2919, 6915940), (3570, 5654798), (3892, 5186955), (4170, 4841158), (4726, 4271610), (4865, 4149564), (5838, 3457970), (7089, 2847740), (7140, 2827399), (8340, 2420579), (9452, 2135805), (9730, 2074782), (11676, 1728985), (11815, 1708644), (14178, 1423870), (14595, 1383188), (16541, 1220460), (19460, 1037391), (20341, 992460), (23630, 854322), (28356, 711935), (29190, 691594), (33082, 610230), (35445, 569548), (40682, 496230), (47260, 427161), (49623, 406820), (58380, 345797), (61023, 330820), (66164, 305115), (70890, 284774), (81364, 248115), (82705, 244092), (99246, 203410), (101705, 198492), (122046, 165410), (141780, 142387)]