2019724140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{23689}}^1$

素因数の和:23744

約数の個数: 144

約数和(自身を含む): 6805663200

約数和(自身を除く): 4785939060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 196, 203, 210, 245, 290, 294, 348, 406, 420, 435, 490, 580, 588, 609, 735, 812, 870, 980, 1015, 1218, 1421, 1470, 1740, 2030, 2436, 2842, 2940, 3045, 4060, 4263, 5684, 6090, 7105, 8526, 12180, 14210, 17052, 21315, 23689, 28420, 42630, 47378, 71067, 85260, 94756, 118445, 142134, 165823, 236890, 284268, 331646, 355335, 473780, 497469, 663292, 686981, 710670, 829115, 994938, 1160761, 1373962, 1421340, 1658230, 1989876, 2060943, 2321522, 2487345, 2747924, 3316460, 3434905, 3482283, 4121886, 4643044, 4808867, 4974690, 5803805, 6869810, 6964566, 8243772, 9617734, 9949380, 10304715, 11607610, 13739620, 13929132, 14426601, 17411415, 19235468, 20609430, 23215220, 24044335, 28853202, 33662069, 34822830, 41218860, 48088670, 57706404, 67324138, 69645660, 72133005, 96177340, 100986207, 134648276, 144266010, 168310345, 201972414, 288532020, 336620690, 403944828, 504931035, 673241380, 1009862070, 2019724140]

約数ペア:

[(1, 2019724140), (2, 1009862070), (3, 673241380), (4, 504931035), (5, 403944828), (6, 336620690), (7, 288532020), (10, 201972414), (12, 168310345), (14, 144266010), (15, 134648276), (20, 100986207), (21, 96177340), (28, 72133005), (29, 69645660), (30, 67324138), (35, 57706404), (42, 48088670), (49, 41218860), (58, 34822830), (60, 33662069), (70, 28853202), (84, 24044335), (87, 23215220), (98, 20609430), (105, 19235468), (116, 17411415), (140, 14426601), (145, 13929132), (147, 13739620), (174, 11607610), (196, 10304715), (203, 9949380), (210, 9617734), (245, 8243772), (290, 6964566), (294, 6869810), (348, 5803805), (406, 4974690), (420, 4808867), (435, 4643044), (490, 4121886), (580, 3482283), (588, 3434905), (609, 3316460), (735, 2747924), (812, 2487345), (870, 2321522), (980, 2060943), (1015, 1989876), (1218, 1658230), (1421, 1421340), (1470, 1373962), (1740, 1160761), (2030, 994938), (2436, 829115), (2842, 710670), (2940, 686981), (3045, 663292), (4060, 497469), (4263, 473780), (5684, 355335), (6090, 331646), (7105, 284268), (8526, 236890), (12180, 165823), (14210, 142134), (17052, 118445), (21315, 94756), (23689, 85260), (28420, 71067), (42630, 47378)]