981650040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{68743}}^1$

素因数の和:68781

約数の個数: 128

約数和(自身を含む): 3563688960

約数和(自身を除く): 2582038920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 14280, 68743, 137486, 206229, 274972, 343715, 412458, 481201, 549944, 687430, 824916, 962402, 1031145, 1168631, 1374860, 1443603, 1649832, 1924804, 2062290, 2337262, 2406005, 2749720, 2887206, 3505893, 3849608, 4124580, 4674524, 4812010, 5774412, 5843155, 7011786, 7218015, 8180417, 8249160, 9349048, 9624020, 11548824, 11686310, 14023572, 14436030, 16360834, 17529465, 19248040, 23372620, 24541251, 28047144, 28872060, 32721668, 35058930, 40902085, 46745240, 49082502, 57744120, 65443336, 70117860, 81804170, 98165004, 122706255, 140235720, 163608340, 196330008, 245412510, 327216680, 490825020, 981650040]

約数ペア:

[(1, 981650040), (2, 490825020), (3, 327216680), (4, 245412510), (5, 196330008), (6, 163608340), (7, 140235720), (8, 122706255), (10, 98165004), (12, 81804170), (14, 70117860), (15, 65443336), (17, 57744120), (20, 49082502), (21, 46745240), (24, 40902085), (28, 35058930), (30, 32721668), (34, 28872060), (35, 28047144), (40, 24541251), (42, 23372620), (51, 19248040), (56, 17529465), (60, 16360834), (68, 14436030), (70, 14023572), (84, 11686310), (85, 11548824), (102, 9624020), (105, 9349048), (119, 8249160), (120, 8180417), (136, 7218015), (140, 7011786), (168, 5843155), (170, 5774412), (204, 4812010), (210, 4674524), (238, 4124580), (255, 3849608), (280, 3505893), (340, 2887206), (357, 2749720), (408, 2406005), (420, 2337262), (476, 2062290), (510, 1924804), (595, 1649832), (680, 1443603), (714, 1374860), (840, 1168631), (952, 1031145), (1020, 962402), (1190, 824916), (1428, 687430), (1785, 549944), (2040, 481201), (2380, 412458), (2856, 343715), (3570, 274972), (4760, 206229), (7140, 137486), (14280, 68743)]