21418435680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{38903}}^1$

素因数の和:38989

約数の個数: 192

約数和(自身を含む): 71528583168

約数和(自身を除く): 50110147488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 37, 40, 48, 60, 62, 74, 80, 93, 96, 111, 120, 124, 148, 155, 160, 185, 186, 222, 240, 248, 296, 310, 370, 372, 444, 465, 480, 496, 555, 592, 620, 740, 744, 888, 930, 992, 1110, 1147, 1184, 1240, 1480, 1488, 1776, 1860, 2220, 2294, 2480, 2960, 2976, 3441, 3552, 3720, 4440, 4588, 4960, 5735, 5920, 6882, 7440, 8880, 9176, 11470, 13764, 14880, 17205, 17760, 18352, 22940, 27528, 34410, 36704, 38903, 45880, 55056, 68820, 77806, 91760, 110112, 116709, 137640, 155612, 183520, 194515, 233418, 275280, 311224, 389030, 466836, 550560, 583545, 622448, 778060, 933672, 1167090, 1205993, 1244896, 1439411, 1556120, 1867344, 2334180, 2411986, 2878822, 3112240, 3617979, 3734688, 4318233, 4668360, 4823972, 5757644, 6029965, 6224480, 7197055, 7235958, 8636466, 9336720, 9647944, 11515288, 12059930, 14394110, 14471916, 17272932, 18089895, 18673440, 19295888, 21591165, 23030576, 24119860, 28788220, 28943832, 34545864, 36179790, 38591776, 43182330, 44621741, 46061152, 48239720, 57576440, 57887664, 69091728, 72359580, 86364660, 89243482, 96479440, 115152880, 115775328, 133865223, 138183456, 144719160, 172729320, 178486964, 192958880, 223108705, 230305760, 267730446, 289438320, 345458640, 356973928, 446217410, 535460892, 578876640, 669326115, 690917280, 713947856, 892434820, 1070921784, 1338652230, 1427895712, 1784869640, 2141843568, 2677304460, 3569739280, 4283687136, 5354608920, 7139478560, 10709217840, 21418435680]

約数ペア:

[(1, 21418435680), (2, 10709217840), (3, 7139478560), (4, 5354608920), (5, 4283687136), (6, 3569739280), (8, 2677304460), (10, 2141843568), (12, 1784869640), (15, 1427895712), (16, 1338652230), (20, 1070921784), (24, 892434820), (30, 713947856), (31, 690917280), (32, 669326115), (37, 578876640), (40, 535460892), (48, 446217410), (60, 356973928), (62, 345458640), (74, 289438320), (80, 267730446), (93, 230305760), (96, 223108705), (111, 192958880), (120, 178486964), (124, 172729320), (148, 144719160), (155, 138183456), (160, 133865223), (185, 115775328), (186, 115152880), (222, 96479440), (240, 89243482), (248, 86364660), (296, 72359580), (310, 69091728), (370, 57887664), (372, 57576440), (444, 48239720), (465, 46061152), (480, 44621741), (496, 43182330), (555, 38591776), (592, 36179790), (620, 34545864), (740, 28943832), (744, 28788220), (888, 24119860), (930, 23030576), (992, 21591165), (1110, 19295888), (1147, 18673440), (1184, 18089895), (1240, 17272932), (1480, 14471916), (1488, 14394110), (1776, 12059930), (1860, 11515288), (2220, 9647944), (2294, 9336720), (2480, 8636466), (2960, 7235958), (2976, 7197055), (3441, 6224480), (3552, 6029965), (3720, 5757644), (4440, 4823972), (4588, 4668360), (4960, 4318233), (5735, 3734688), (5920, 3617979), (6882, 3112240), (7440, 2878822), (8880, 2411986), (9176, 2334180), (11470, 1867344), (13764, 1556120), (14880, 1439411), (17205, 1244896), (17760, 1205993), (18352, 1167090), (22940, 933672), (27528, 778060), (34410, 622448), (36704, 583545), (38903, 550560), (45880, 466836), (55056, 389030), (68820, 311224), (77806, 275280), (91760, 233418), (110112, 194515), (116709, 183520), (137640, 155612)]