20187220140

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8819}}^1$

素因数の和:9003

約数の個数: 168

約数和(自身を含む): 63972765360

約数和(自身を除く): 43785545220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 157, 162, 180, 243, 270, 314, 324, 405, 471, 486, 540, 628, 729, 785, 810, 942, 972, 1215, 1413, 1458, 1570, 1620, 1884, 2355, 2430, 2826, 2916, 3140, 3645, 4239, 4710, 4860, 5652, 7065, 7290, 8478, 8819, 9420, 12717, 14130, 14580, 16956, 17638, 21195, 25434, 26457, 28260, 35276, 38151, 42390, 44095, 50868, 52914, 63585, 76302, 79371, 84780, 88190, 105828, 114453, 127170, 132285, 152604, 158742, 176380, 190755, 228906, 238113, 254340, 264570, 317484, 381510, 396855, 457812, 476226, 529140, 572265, 714339, 763020, 793710, 952452, 1144530, 1190565, 1384583, 1428678, 1587420, 2143017, 2289060, 2381130, 2769166, 2857356, 3571695, 4153749, 4286034, 4762260, 5538332, 6429051, 6922915, 7143390, 8307498, 8572068, 10715085, 12461247, 12858102, 13845830, 14286780, 16614996, 20768745, 21430170, 24922494, 25716204, 27691660, 32145255, 37383741, 41537490, 42860340, 49844988, 62306235, 64290510, 74767482, 83074980, 112151223, 124612470, 128581020, 149534964, 186918705, 224302446, 249224940, 336453669, 373837410, 448604892, 560756115, 672907338, 747674820, 1009361007, 1121512230, 1345814676, 1682268345, 2018722014, 2243024460, 3364536690, 4037444028, 5046805035, 6729073380, 10093610070, 20187220140]

約数ペア:

[(1, 20187220140), (2, 10093610070), (3, 6729073380), (4, 5046805035), (5, 4037444028), (6, 3364536690), (9, 2243024460), (10, 2018722014), (12, 1682268345), (15, 1345814676), (18, 1121512230), (20, 1009361007), (27, 747674820), (30, 672907338), (36, 560756115), (45, 448604892), (54, 373837410), (60, 336453669), (81, 249224940), (90, 224302446), (108, 186918705), (135, 149534964), (157, 128581020), (162, 124612470), (180, 112151223), (243, 83074980), (270, 74767482), (314, 64290510), (324, 62306235), (405, 49844988), (471, 42860340), (486, 41537490), (540, 37383741), (628, 32145255), (729, 27691660), (785, 25716204), (810, 24922494), (942, 21430170), (972, 20768745), (1215, 16614996), (1413, 14286780), (1458, 13845830), (1570, 12858102), (1620, 12461247), (1884, 10715085), (2355, 8572068), (2430, 8307498), (2826, 7143390), (2916, 6922915), (3140, 6429051), (3645, 5538332), (4239, 4762260), (4710, 4286034), (4860, 4153749), (5652, 3571695), (7065, 2857356), (7290, 2769166), (8478, 2381130), (8819, 2289060), (9420, 2143017), (12717, 1587420), (14130, 1428678), (14580, 1384583), (16956, 1190565), (17638, 1144530), (21195, 952452), (25434, 793710), (26457, 763020), (28260, 714339), (35276, 572265), (38151, 529140), (42390, 476226), (44095, 457812), (50868, 396855), (52914, 381510), (63585, 317484), (76302, 264570), (79371, 254340), (84780, 238113), (88190, 228906), (105828, 190755), (114453, 176380), (127170, 158742), (132285, 152604)]