80272920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7351}}^1$

素因数の和:7385

約数の個数: 128

約数和(自身を含む): 296432640

約数和(自身を除く): 216159720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 7351, 10920, 14702, 22053, 29404, 36755, 44106, 51457, 58808, 73510, 88212, 95563, 102914, 110265, 147020, 154371, 176424, 191126, 205828, 220530, 257285, 286689, 294040, 308742, 382252, 411656, 441060, 477815, 514570, 573378, 617484, 668941, 764504, 771855, 882120, 955630, 1029140, 1146756, 1234968, 1337882, 1433445, 1543710, 1911260, 2006823, 2058280, 2293512, 2675764, 2866890, 3087420, 3344705, 3822520, 4013646, 5351528, 5733780, 6174840, 6689410, 8027292, 10034115, 11467560, 13378820, 16054584, 20068230, 26757640, 40136460, 80272920]

約数ペア:

[(1, 80272920), (2, 40136460), (3, 26757640), (4, 20068230), (5, 16054584), (6, 13378820), (7, 11467560), (8, 10034115), (10, 8027292), (12, 6689410), (13, 6174840), (14, 5733780), (15, 5351528), (20, 4013646), (21, 3822520), (24, 3344705), (26, 3087420), (28, 2866890), (30, 2675764), (35, 2293512), (39, 2058280), (40, 2006823), (42, 1911260), (52, 1543710), (56, 1433445), (60, 1337882), (65, 1234968), (70, 1146756), (78, 1029140), (84, 955630), (91, 882120), (104, 771855), (105, 764504), (120, 668941), (130, 617484), (140, 573378), (156, 514570), (168, 477815), (182, 441060), (195, 411656), (210, 382252), (260, 308742), (273, 294040), (280, 286689), (312, 257285), (364, 220530), (390, 205828), (420, 191126), (455, 176424), (520, 154371), (546, 147020), (728, 110265), (780, 102914), (840, 95563), (910, 88212), (1092, 73510), (1365, 58808), (1560, 51457), (1820, 44106), (2184, 36755), (2730, 29404), (3640, 22053), (5460, 14702), (7351, 10920)]