71570340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1$

素因数の和:1282

約数の個数: 144

約数和(自身を含む): 242161920

約数和(自身を除く): 170591580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 969, 1020, 1140, 1231, 1292, 1530, 1615, 1710, 1938, 2462, 2907, 3060, 3230, 3420, 3693, 3876, 4845, 4924, 5814, 6155, 6460, 7386, 9690, 11079, 11628, 12310, 14535, 14772, 18465, 19380, 20927, 22158, 23389, 24620, 29070, 36930, 41854, 44316, 46778, 55395, 58140, 62781, 70167, 73860, 83708, 93556, 104635, 110790, 116945, 125562, 140334, 188343, 209270, 210501, 221580, 233890, 251124, 280668, 313905, 350835, 376686, 397613, 418540, 421002, 467780, 627810, 701670, 753372, 795226, 842004, 941715, 1052505, 1192839, 1255620, 1403340, 1590452, 1883430, 1988065, 2105010, 2385678, 3578517, 3766860, 3976130, 4210020, 4771356, 5964195, 7157034, 7952260, 11928390, 14314068, 17892585, 23856780, 35785170, 71570340]

約数ペア:

[(1, 71570340), (2, 35785170), (3, 23856780), (4, 17892585), (5, 14314068), (6, 11928390), (9, 7952260), (10, 7157034), (12, 5964195), (15, 4771356), (17, 4210020), (18, 3976130), (19, 3766860), (20, 3578517), (30, 2385678), (34, 2105010), (36, 1988065), (38, 1883430), (45, 1590452), (51, 1403340), (57, 1255620), (60, 1192839), (68, 1052505), (76, 941715), (85, 842004), (90, 795226), (95, 753372), (102, 701670), (114, 627810), (153, 467780), (170, 421002), (171, 418540), (180, 397613), (190, 376686), (204, 350835), (228, 313905), (255, 280668), (285, 251124), (306, 233890), (323, 221580), (340, 210501), (342, 209270), (380, 188343), (510, 140334), (570, 125562), (612, 116945), (646, 110790), (684, 104635), (765, 93556), (855, 83708), (969, 73860), (1020, 70167), (1140, 62781), (1231, 58140), (1292, 55395), (1530, 46778), (1615, 44316), (1710, 41854), (1938, 36930), (2462, 29070), (2907, 24620), (3060, 23389), (3230, 22158), (3420, 20927), (3693, 19380), (3876, 18465), (4845, 14772), (4924, 14535), (5814, 12310), (6155, 11628), (6460, 11079), (7386, 9690)]