23781030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:342

約数の個数: 128

約数和(自身を含む): 72769536

約数和(自身を除く): 48988506

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 31, 35, 39, 42, 62, 65, 70, 78, 91, 93, 105, 130, 155, 182, 186, 195, 210, 217, 273, 281, 310, 390, 403, 434, 455, 465, 546, 562, 651, 806, 843, 910, 930, 1085, 1209, 1302, 1365, 1405, 1686, 1967, 2015, 2170, 2418, 2730, 2810, 2821, 3255, 3653, 3934, 4030, 4215, 5642, 5901, 6045, 6510, 7306, 8430, 8463, 8711, 9835, 10959, 11802, 12090, 14105, 16926, 17422, 18265, 19670, 21918, 25571, 26133, 28210, 29505, 36530, 42315, 43555, 51142, 52266, 54795, 59010, 60977, 76713, 84630, 87110, 109590, 113243, 121954, 127855, 130665, 153426, 182931, 226486, 255710, 261330, 304885, 339729, 365862, 383565, 566215, 609770, 679458, 767130, 792701, 914655, 1132430, 1585402, 1698645, 1829310, 2378103, 3397290, 3963505, 4756206, 7927010, 11890515, 23781030]

約数ペア:

[(1, 23781030), (2, 11890515), (3, 7927010), (5, 4756206), (6, 3963505), (7, 3397290), (10, 2378103), (13, 1829310), (14, 1698645), (15, 1585402), (21, 1132430), (26, 914655), (30, 792701), (31, 767130), (35, 679458), (39, 609770), (42, 566215), (62, 383565), (65, 365862), (70, 339729), (78, 304885), (91, 261330), (93, 255710), (105, 226486), (130, 182931), (155, 153426), (182, 130665), (186, 127855), (195, 121954), (210, 113243), (217, 109590), (273, 87110), (281, 84630), (310, 76713), (390, 60977), (403, 59010), (434, 54795), (455, 52266), (465, 51142), (546, 43555), (562, 42315), (651, 36530), (806, 29505), (843, 28210), (910, 26133), (930, 25571), (1085, 21918), (1209, 19670), (1302, 18265), (1365, 17422), (1405, 16926), (1686, 14105), (1967, 12090), (2015, 11802), (2170, 10959), (2418, 9835), (2730, 8711), (2810, 8463), (2821, 8430), (3255, 7306), (3653, 6510), (3934, 6045), (4030, 5901), (4215, 5642)]