201390280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{907}}^1$

素因数の和:999

約数の個数: 128

約数和(自身を含む): 567463680

約数和(自身を除く): 366073400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 61, 65, 70, 91, 104, 122, 130, 140, 182, 244, 260, 280, 305, 364, 427, 455, 488, 520, 610, 728, 793, 854, 907, 910, 1220, 1586, 1708, 1814, 1820, 2135, 2440, 3172, 3416, 3628, 3640, 3965, 4270, 4535, 5551, 6344, 6349, 7256, 7930, 8540, 9070, 11102, 11791, 12698, 15860, 17080, 18140, 22204, 23582, 25396, 27755, 31720, 31745, 36280, 44408, 47164, 50792, 55327, 55510, 58955, 63490, 82537, 94328, 110654, 111020, 117910, 126980, 165074, 221308, 222040, 235820, 253960, 276635, 330148, 387289, 412685, 442616, 471640, 553270, 660296, 719251, 774578, 825370, 1106540, 1438502, 1549156, 1650740, 1936445, 2213080, 2877004, 3098312, 3301480, 3596255, 3872890, 5034757, 5754008, 7192510, 7745780, 10069514, 14385020, 15491560, 20139028, 25173785, 28770040, 40278056, 50347570, 100695140, 201390280]

約数ペア:

[(1, 201390280), (2, 100695140), (4, 50347570), (5, 40278056), (7, 28770040), (8, 25173785), (10, 20139028), (13, 15491560), (14, 14385020), (20, 10069514), (26, 7745780), (28, 7192510), (35, 5754008), (40, 5034757), (52, 3872890), (56, 3596255), (61, 3301480), (65, 3098312), (70, 2877004), (91, 2213080), (104, 1936445), (122, 1650740), (130, 1549156), (140, 1438502), (182, 1106540), (244, 825370), (260, 774578), (280, 719251), (305, 660296), (364, 553270), (427, 471640), (455, 442616), (488, 412685), (520, 387289), (610, 330148), (728, 276635), (793, 253960), (854, 235820), (907, 222040), (910, 221308), (1220, 165074), (1586, 126980), (1708, 117910), (1814, 111020), (1820, 110654), (2135, 94328), (2440, 82537), (3172, 63490), (3416, 58955), (3628, 55510), (3640, 55327), (3965, 50792), (4270, 47164), (4535, 44408), (5551, 36280), (6344, 31745), (6349, 31720), (7256, 27755), (7930, 25396), (8540, 23582), (9070, 22204), (11102, 18140), (11791, 17080), (12698, 15860)]