189488520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2180

約数の個数: 192

約数和(自身を含む): 698443200

約数和(自身を除く): 508954680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 60, 65, 72, 76, 78, 90, 95, 104, 114, 117, 120, 130, 152, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 684, 741, 760, 780, 855, 936, 988, 1140, 1170, 1235, 1368, 1482, 1560, 1710, 1976, 2131, 2223, 2280, 2340, 2470, 2964, 3420, 3705, 4262, 4446, 4680, 4940, 5928, 6393, 6840, 7410, 8524, 8892, 9880, 10655, 11115, 12786, 14820, 17048, 17784, 19179, 21310, 22230, 25572, 27703, 29640, 31965, 38358, 40489, 42620, 44460, 51144, 55406, 63930, 76716, 80978, 83109, 85240, 88920, 95895, 110812, 121467, 127860, 138515, 153432, 161956, 166218, 191790, 202445, 221624, 242934, 249327, 255720, 277030, 323912, 332436, 364401, 383580, 404890, 415545, 485868, 498654, 526357, 554060, 607335, 664872, 728802, 767160, 809780, 831090, 971736, 997308, 1052714, 1108120, 1214670, 1246635, 1457604, 1579071, 1619560, 1662180, 1822005, 1994616, 2105428, 2429340, 2493270, 2631785, 2915208, 3158142, 3324360, 3644010, 4210856, 4737213, 4858680, 4986540, 5263570, 6316284, 7288020, 7895355, 9474426, 9973080, 10527140, 12632568, 14576040, 15790710, 18948852, 21054280, 23686065, 31581420, 37897704, 47372130, 63162840, 94744260, 189488520]

約数ペア:

[(1, 189488520), (2, 94744260), (3, 63162840), (4, 47372130), (5, 37897704), (6, 31581420), (8, 23686065), (9, 21054280), (10, 18948852), (12, 15790710), (13, 14576040), (15, 12632568), (18, 10527140), (19, 9973080), (20, 9474426), (24, 7895355), (26, 7288020), (30, 6316284), (36, 5263570), (38, 4986540), (39, 4858680), (40, 4737213), (45, 4210856), (52, 3644010), (57, 3324360), (60, 3158142), (65, 2915208), (72, 2631785), (76, 2493270), (78, 2429340), (90, 2105428), (95, 1994616), (104, 1822005), (114, 1662180), (117, 1619560), (120, 1579071), (130, 1457604), (152, 1246635), (156, 1214670), (171, 1108120), (180, 1052714), (190, 997308), (195, 971736), (228, 831090), (234, 809780), (247, 767160), (260, 728802), (285, 664872), (312, 607335), (342, 554060), (360, 526357), (380, 498654), (390, 485868), (456, 415545), (468, 404890), (494, 383580), (520, 364401), (570, 332436), (585, 323912), (684, 277030), (741, 255720), (760, 249327), (780, 242934), (855, 221624), (936, 202445), (988, 191790), (1140, 166218), (1170, 161956), (1235, 153432), (1368, 138515), (1482, 127860), (1560, 121467), (1710, 110812), (1976, 95895), (2131, 88920), (2223, 85240), (2280, 83109), (2340, 80978), (2470, 76716), (2964, 63930), (3420, 55406), (3705, 51144), (4262, 44460), (4446, 42620), (4680, 40489), (4940, 38358), (5928, 31965), (6393, 29640), (6840, 27703), (7410, 25572), (8524, 22230), (8892, 21310), (9880, 19179), (10655, 17784), (11115, 17048), (12786, 14820)]