140679420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 288

約数和(自身を含む): 511633920

約数和(自身を除く): 370954500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 19, 20, 21, 28, 30, 34, 35, 38, 42, 51, 57, 60, 61, 68, 70, 76, 84, 85, 95, 102, 105, 114, 119, 122, 133, 140, 170, 183, 190, 204, 210, 228, 238, 244, 255, 266, 285, 289, 305, 323, 340, 357, 366, 380, 399, 420, 427, 476, 510, 532, 570, 578, 595, 610, 646, 665, 714, 732, 798, 854, 867, 915, 969, 1020, 1037, 1140, 1156, 1159, 1190, 1220, 1281, 1292, 1330, 1428, 1445, 1596, 1615, 1708, 1734, 1785, 1830, 1938, 1995, 2023, 2074, 2135, 2261, 2318, 2380, 2562, 2660, 2890, 3111, 3230, 3468, 3477, 3570, 3660, 3876, 3990, 4046, 4148, 4270, 4335, 4522, 4636, 4845, 5124, 5185, 5491, 5780, 5795, 6069, 6222, 6405, 6460, 6783, 6954, 7140, 7259, 7980, 8092, 8113, 8540, 8670, 9044, 9690, 10115, 10370, 10982, 11305, 11590, 12138, 12444, 12810, 13566, 13908, 14518, 15555, 16226, 16473, 17340, 17385, 17629, 19380, 19703, 20230, 20740, 21777, 21964, 22610, 23180, 24276, 24339, 25620, 27132, 27455, 29036, 30345, 31110, 32452, 32946, 33915, 34770, 35258, 36295, 38437, 39406, 40460, 40565, 43554, 45220, 48678, 52887, 54910, 59109, 60690, 62220, 65892, 67830, 69540, 70516, 72590, 76874, 78812, 81130, 82365, 87108, 88145, 97356, 98515, 105774, 108885, 109820, 115311, 118218, 121380, 121695, 123403, 135660, 137921, 145180, 153748, 162260, 164730, 176290, 192185, 197030, 211548, 217770, 230622, 236436, 243390, 246806, 264435, 275842, 295545, 329460, 334951, 352580, 370209, 384370, 394060, 413763, 435540, 461244, 486780, 493612, 528870, 551684, 576555, 591090, 617015, 669902, 689605, 740418, 768740, 827526, 1004853, 1057740, 1153110, 1182180, 1234030, 1339804, 1379210, 1480836, 1655052, 1674755, 1851045, 2009706, 2068815, 2306220, 2344657, 2468060, 2758420, 3349510, 3702090, 4019412, 4137630, 4689314, 5024265, 6699020, 7033971, 7404180, 8275260, 9378628, 10048530, 11723285, 14067942, 20097060, 23446570, 28135884, 35169855, 46893140, 70339710, 140679420]

約数ペア:

[(1, 140679420), (2, 70339710), (3, 46893140), (4, 35169855), (5, 28135884), (6, 23446570), (7, 20097060), (10, 14067942), (12, 11723285), (14, 10048530), (15, 9378628), (17, 8275260), (19, 7404180), (20, 7033971), (21, 6699020), (28, 5024265), (30, 4689314), (34, 4137630), (35, 4019412), (38, 3702090), (42, 3349510), (51, 2758420), (57, 2468060), (60, 2344657), (61, 2306220), (68, 2068815), (70, 2009706), (76, 1851045), (84, 1674755), (85, 1655052), (95, 1480836), (102, 1379210), (105, 1339804), (114, 1234030), (119, 1182180), (122, 1153110), (133, 1057740), (140, 1004853), (170, 827526), (183, 768740), (190, 740418), (204, 689605), (210, 669902), (228, 617015), (238, 591090), (244, 576555), (255, 551684), (266, 528870), (285, 493612), (289, 486780), (305, 461244), (323, 435540), (340, 413763), (357, 394060), (366, 384370), (380, 370209), (399, 352580), (420, 334951), (427, 329460), (476, 295545), (510, 275842), (532, 264435), (570, 246806), (578, 243390), (595, 236436), (610, 230622), (646, 217770), (665, 211548), (714, 197030), (732, 192185), (798, 176290), (854, 164730), (867, 162260), (915, 153748), (969, 145180), (1020, 137921), (1037, 135660), (1140, 123403), (1156, 121695), (1159, 121380), (1190, 118218), (1220, 115311), (1281, 109820), (1292, 108885), (1330, 105774), (1428, 98515), (1445, 97356), (1596, 88145), (1615, 87108), (1708, 82365), (1734, 81130), (1785, 78812), (1830, 76874), (1938, 72590), (1995, 70516), (2023, 69540), (2074, 67830), (2135, 65892), (2261, 62220), (2318, 60690), (2380, 59109), (2562, 54910), (2660, 52887), (2890, 48678), (3111, 45220), (3230, 43554), (3468, 40565), (3477, 40460), (3570, 39406), (3660, 38437), (3876, 36295), (3990, 35258), (4046, 34770), (4148, 33915), (4270, 32946), (4335, 32452), (4522, 31110), (4636, 30345), (4845, 29036), (5124, 27455), (5185, 27132), (5491, 25620), (5780, 24339), (5795, 24276), (6069, 23180), (6222, 22610), (6405, 21964), (6460, 21777), (6783, 20740), (6954, 20230), (7140, 19703), (7259, 19380), (7980, 17629), (8092, 17385), (8113, 17340), (8540, 16473), (8670, 16226), (9044, 15555), (9690, 14518), (10115, 13908), (10370, 13566), (10982, 12810), (11305, 12444), (11590, 12138)]