404670240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21617}}^1$

素因数の和:21651

約数の個数: 144

約数和(自身を含む): 1487231928

約数和(自身を除く): 1082561688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 21617, 43234, 64851, 86468, 108085, 129702, 172936, 194553, 216170, 259404, 281021, 324255, 345872, 389106, 432340, 518808, 562042, 648510, 691744, 778212, 843063, 864680, 972765, 1037616, 1124084, 1297020, 1405105, 1556424, 1686126, 1729360, 1945530, 2075232, 2248168, 2529189, 2594040, 2810210, 3112848, 3372252, 3458720, 3891060, 4215315, 4496336, 5058378, 5188080, 5620420, 6225696, 6744504, 7782120, 8430630, 8992672, 10116756, 10376160, 11240840, 12645945, 13489008, 15564240, 16861260, 20233512, 22481680, 25291890, 26978016, 31128480, 33722520, 40467024, 44963360, 50583780, 67445040, 80934048, 101167560, 134890080, 202335120, 404670240]

約数ペア:

[(1, 404670240), (2, 202335120), (3, 134890080), (4, 101167560), (5, 80934048), (6, 67445040), (8, 50583780), (9, 44963360), (10, 40467024), (12, 33722520), (13, 31128480), (15, 26978016), (16, 25291890), (18, 22481680), (20, 20233512), (24, 16861260), (26, 15564240), (30, 13489008), (32, 12645945), (36, 11240840), (39, 10376160), (40, 10116756), (45, 8992672), (48, 8430630), (52, 7782120), (60, 6744504), (65, 6225696), (72, 5620420), (78, 5188080), (80, 5058378), (90, 4496336), (96, 4215315), (104, 3891060), (117, 3458720), (120, 3372252), (130, 3112848), (144, 2810210), (156, 2594040), (160, 2529189), (180, 2248168), (195, 2075232), (208, 1945530), (234, 1729360), (240, 1686126), (260, 1556424), (288, 1405105), (312, 1297020), (360, 1124084), (390, 1037616), (416, 972765), (468, 864680), (480, 843063), (520, 778212), (585, 691744), (624, 648510), (720, 562042), (780, 518808), (936, 432340), (1040, 389106), (1170, 345872), (1248, 324255), (1440, 281021), (1560, 259404), (1872, 216170), (2080, 194553), (2340, 172936), (3120, 129702), (3744, 108085), (4680, 86468), (6240, 64851), (9360, 43234), (18720, 21617)]