2019968841200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2423}}^1\times {\mathrm{67231}}^1$

素因数の和:69703

約数の個数: 120

約数和(自身を含む): 5011664756736

約数和(自身を除く): 2991695915536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2423, 2480, 3100, 4846, 6200, 9692, 12115, 12400, 19384, 24230, 38768, 48460, 60575, 67231, 75113, 96920, 121150, 134462, 150226, 193840, 242300, 268924, 300452, 336155, 375565, 484600, 537848, 600904, 672310, 751130, 969200, 1075696, 1201808, 1344620, 1502260, 1680775, 1877825, 2084161, 2689240, 3004520, 3361550, 3755650, 4168322, 5378480, 6009040, 6723100, 7511300, 8336644, 10420805, 13446200, 15022600, 16673288, 20841610, 26892400, 30045200, 33346576, 41683220, 52104025, 83366440, 104208050, 162900713, 166732880, 208416100, 325801426, 416832200, 651602852, 814503565, 833664400, 1303205704, 1629007130, 2606411408, 3258014260, 4072517825, 5049922103, 6516028520, 8145035650, 10099844206, 13032057040, 16290071300, 20199688412, 25249610515, 32580142600, 40399376824, 50499221030, 65160285200, 80798753648, 100998442060, 126248052575, 201996884120, 252496105150, 403993768240, 504992210300, 1009984420600, 2019968841200]

約数ペア:

[(1, 2019968841200), (2, 1009984420600), (4, 504992210300), (5, 403993768240), (8, 252496105150), (10, 201996884120), (16, 126248052575), (20, 100998442060), (25, 80798753648), (31, 65160285200), (40, 50499221030), (50, 40399376824), (62, 32580142600), (80, 25249610515), (100, 20199688412), (124, 16290071300), (155, 13032057040), (200, 10099844206), (248, 8145035650), (310, 6516028520), (400, 5049922103), (496, 4072517825), (620, 3258014260), (775, 2606411408), (1240, 1629007130), (1550, 1303205704), (2423, 833664400), (2480, 814503565), (3100, 651602852), (4846, 416832200), (6200, 325801426), (9692, 208416100), (12115, 166732880), (12400, 162900713), (19384, 104208050), (24230, 83366440), (38768, 52104025), (48460, 41683220), (60575, 33346576), (67231, 30045200), (75113, 26892400), (96920, 20841610), (121150, 16673288), (134462, 15022600), (150226, 13446200), (193840, 10420805), (242300, 8336644), (268924, 7511300), (300452, 6723100), (336155, 6009040), (375565, 5378480), (484600, 4168322), (537848, 3755650), (600904, 3361550), (672310, 3004520), (751130, 2689240), (969200, 2084161), (1075696, 1877825), (1201808, 1680775), (1344620, 1502260)]