258399120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4157}}^1$

素因数の和:4217

約数の個数: 160

約数和(自身を含む): 940439808

約数和(自身を除く): 682040688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 56, 60, 70, 74, 80, 84, 105, 111, 112, 120, 140, 148, 168, 185, 210, 222, 240, 259, 280, 296, 336, 370, 420, 444, 518, 555, 560, 592, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 1680, 1776, 2072, 2220, 2590, 2960, 3108, 3885, 4144, 4157, 4440, 5180, 6216, 7770, 8314, 8880, 10360, 12432, 12471, 15540, 16628, 20720, 20785, 24942, 29099, 31080, 33256, 41570, 49884, 58198, 62160, 62355, 66512, 83140, 87297, 99768, 116396, 124710, 145495, 153809, 166280, 174594, 199536, 232792, 249420, 290990, 307618, 332560, 349188, 436485, 461427, 465584, 498840, 581980, 615236, 698376, 769045, 872970, 922854, 997680, 1076663, 1163960, 1230472, 1396752, 1538090, 1745940, 1845708, 2153326, 2307135, 2327920, 2460944, 3076180, 3229989, 3491880, 3691416, 4306652, 4614270, 5383315, 6152360, 6459978, 6983760, 7382832, 8613304, 9228540, 10766630, 12304720, 12919956, 16149945, 17226608, 18457080, 21533260, 25839912, 32299890, 36914160, 43066520, 51679824, 64599780, 86133040, 129199560, 258399120]

約数ペア:

[(1, 258399120), (2, 129199560), (3, 86133040), (4, 64599780), (5, 51679824), (6, 43066520), (7, 36914160), (8, 32299890), (10, 25839912), (12, 21533260), (14, 18457080), (15, 17226608), (16, 16149945), (20, 12919956), (21, 12304720), (24, 10766630), (28, 9228540), (30, 8613304), (35, 7382832), (37, 6983760), (40, 6459978), (42, 6152360), (48, 5383315), (56, 4614270), (60, 4306652), (70, 3691416), (74, 3491880), (80, 3229989), (84, 3076180), (105, 2460944), (111, 2327920), (112, 2307135), (120, 2153326), (140, 1845708), (148, 1745940), (168, 1538090), (185, 1396752), (210, 1230472), (222, 1163960), (240, 1076663), (259, 997680), (280, 922854), (296, 872970), (336, 769045), (370, 698376), (420, 615236), (444, 581980), (518, 498840), (555, 465584), (560, 461427), (592, 436485), (740, 349188), (777, 332560), (840, 307618), (888, 290990), (1036, 249420), (1110, 232792), (1295, 199536), (1480, 174594), (1554, 166280), (1680, 153809), (1776, 145495), (2072, 124710), (2220, 116396), (2590, 99768), (2960, 87297), (3108, 83140), (3885, 66512), (4144, 62355), (4157, 62160), (4440, 58198), (5180, 49884), (6216, 41570), (7770, 33256), (8314, 31080), (8880, 29099), (10360, 24942), (12432, 20785), (12471, 20720), (15540, 16628)]