1639551420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{36877}}^1$

素因数の和:36924

約数の個数: 144

約数和(自身を含む): 5637908640

約数和(自身を除く): 3998357220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4446, 4940, 7410, 8892, 11115, 14820, 22230, 36877, 44460, 73754, 110631, 147508, 184385, 221262, 331893, 368770, 442524, 479401, 553155, 663786, 700663, 737540, 958802, 1106310, 1327572, 1401326, 1438203, 1659465, 1917604, 2101989, 2212620, 2397005, 2802652, 2876406, 3318930, 3503315, 4203978, 4314609, 4794010, 5752812, 6305967, 6637860, 7006630, 7191015, 8407956, 8629218, 9108619, 9588020, 10509945, 12611934, 14013260, 14382030, 17258436, 18217238, 21019890, 21573045, 25223868, 27325857, 28764060, 31529835, 36434476, 42039780, 43146090, 45543095, 54651714, 63059670, 81977571, 86292180, 91086190, 109303428, 126119340, 136629285, 163955142, 182172380, 273258570, 327910284, 409887855, 546517140, 819775710, 1639551420]

約数ペア:

[(1, 1639551420), (2, 819775710), (3, 546517140), (4, 409887855), (5, 327910284), (6, 273258570), (9, 182172380), (10, 163955142), (12, 136629285), (13, 126119340), (15, 109303428), (18, 91086190), (19, 86292180), (20, 81977571), (26, 63059670), (30, 54651714), (36, 45543095), (38, 43146090), (39, 42039780), (45, 36434476), (52, 31529835), (57, 28764060), (60, 27325857), (65, 25223868), (76, 21573045), (78, 21019890), (90, 18217238), (95, 17258436), (114, 14382030), (117, 14013260), (130, 12611934), (156, 10509945), (171, 9588020), (180, 9108619), (190, 8629218), (195, 8407956), (228, 7191015), (234, 7006630), (247, 6637860), (260, 6305967), (285, 5752812), (342, 4794010), (380, 4314609), (390, 4203978), (468, 3503315), (494, 3318930), (570, 2876406), (585, 2802652), (684, 2397005), (741, 2212620), (780, 2101989), (855, 1917604), (988, 1659465), (1140, 1438203), (1170, 1401326), (1235, 1327572), (1482, 1106310), (1710, 958802), (2223, 737540), (2340, 700663), (2470, 663786), (2964, 553155), (3420, 479401), (3705, 442524), (4446, 368770), (4940, 331893), (7410, 221262), (8892, 184385), (11115, 147508), (14820, 110631), (22230, 73754), (36877, 44460)]