21308141280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{18397}}^1$

素因数の和:18561

約数の個数: 192

約数和(自身を含む): 71213506560

約数和(自身を除く): 49905365280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 127, 152, 160, 190, 228, 240, 254, 285, 304, 380, 381, 456, 480, 508, 570, 608, 635, 760, 762, 912, 1016, 1140, 1270, 1520, 1524, 1824, 1905, 2032, 2280, 2413, 2540, 3040, 3048, 3810, 4064, 4560, 4826, 5080, 6096, 7239, 7620, 9120, 9652, 10160, 12065, 12192, 14478, 15240, 18397, 19304, 20320, 24130, 28956, 30480, 36195, 36794, 38608, 48260, 55191, 57912, 60960, 72390, 73588, 77216, 91985, 96520, 110382, 115824, 144780, 147176, 183970, 193040, 220764, 231648, 275955, 289560, 294352, 349543, 367940, 386080, 441528, 551910, 579120, 588704, 699086, 735880, 883056, 1048629, 1103820, 1158240, 1398172, 1471760, 1747715, 1766112, 2097258, 2207640, 2336419, 2796344, 2943520, 3495430, 4194516, 4415280, 4672838, 5243145, 5592688, 6990860, 7009257, 8389032, 8830560, 9345676, 10486290, 11185376, 11682095, 13981720, 14018514, 16778064, 18691352, 20972580, 23364190, 27963440, 28037028, 33556128, 35046285, 37382704, 41945160, 44391961, 46728380, 55926880, 56074056, 70092570, 74765408, 83890320, 88783922, 93456760, 112148112, 133175883, 140185140, 167780640, 177567844, 186913520, 221959805, 224296224, 266351766, 280370280, 355135688, 373827040, 443919610, 532703532, 560740560, 665879415, 710271376, 887839220, 1065407064, 1121481120, 1331758830, 1420542752, 1775678440, 2130814128, 2663517660, 3551356880, 4261628256, 5327035320, 7102713760, 10654070640, 21308141280]

約数ペア:

[(1, 21308141280), (2, 10654070640), (3, 7102713760), (4, 5327035320), (5, 4261628256), (6, 3551356880), (8, 2663517660), (10, 2130814128), (12, 1775678440), (15, 1420542752), (16, 1331758830), (19, 1121481120), (20, 1065407064), (24, 887839220), (30, 710271376), (32, 665879415), (38, 560740560), (40, 532703532), (48, 443919610), (57, 373827040), (60, 355135688), (76, 280370280), (80, 266351766), (95, 224296224), (96, 221959805), (114, 186913520), (120, 177567844), (127, 167780640), (152, 140185140), (160, 133175883), (190, 112148112), (228, 93456760), (240, 88783922), (254, 83890320), (285, 74765408), (304, 70092570), (380, 56074056), (381, 55926880), (456, 46728380), (480, 44391961), (508, 41945160), (570, 37382704), (608, 35046285), (635, 33556128), (760, 28037028), (762, 27963440), (912, 23364190), (1016, 20972580), (1140, 18691352), (1270, 16778064), (1520, 14018514), (1524, 13981720), (1824, 11682095), (1905, 11185376), (2032, 10486290), (2280, 9345676), (2413, 8830560), (2540, 8389032), (3040, 7009257), (3048, 6990860), (3810, 5592688), (4064, 5243145), (4560, 4672838), (4826, 4415280), (5080, 4194516), (6096, 3495430), (7239, 2943520), (7620, 2796344), (9120, 2336419), (9652, 2207640), (10160, 2097258), (12065, 1766112), (12192, 1747715), (14478, 1471760), (15240, 1398172), (18397, 1158240), (19304, 1103820), (20320, 1048629), (24130, 883056), (28956, 735880), (30480, 699086), (36195, 588704), (36794, 579120), (38608, 551910), (48260, 441528), (55191, 386080), (57912, 367940), (60960, 349543), (72390, 294352), (73588, 289560), (77216, 275955), (91985, 231648), (96520, 220764), (110382, 193040), (115824, 183970), (144780, 147176)]