64217880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{613}}^1$

素因数の和:730

約数の個数: 128

約数和(自身を含む): 216619200

約数和(自身を除く): 152401320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 97, 108, 120, 135, 180, 194, 216, 270, 291, 360, 388, 485, 540, 582, 613, 776, 873, 970, 1080, 1164, 1226, 1455, 1746, 1839, 1940, 2328, 2452, 2619, 2910, 3065, 3492, 3678, 3880, 4365, 4904, 5238, 5517, 5820, 6130, 6984, 7356, 8730, 9195, 10476, 11034, 11640, 12260, 13095, 14712, 16551, 17460, 18390, 20952, 22068, 24520, 26190, 27585, 33102, 34920, 36780, 44136, 52380, 55170, 59461, 66204, 73560, 82755, 104760, 110340, 118922, 132408, 165510, 178383, 220680, 237844, 297305, 331020, 356766, 475688, 535149, 594610, 662040, 713532, 891915, 1070298, 1189220, 1427064, 1605447, 1783830, 2140596, 2378440, 2675745, 3210894, 3567660, 4281192, 5351490, 6421788, 7135320, 8027235, 10702980, 12843576, 16054470, 21405960, 32108940, 64217880]

約数ペア:

[(1, 64217880), (2, 32108940), (3, 21405960), (4, 16054470), (5, 12843576), (6, 10702980), (8, 8027235), (9, 7135320), (10, 6421788), (12, 5351490), (15, 4281192), (18, 3567660), (20, 3210894), (24, 2675745), (27, 2378440), (30, 2140596), (36, 1783830), (40, 1605447), (45, 1427064), (54, 1189220), (60, 1070298), (72, 891915), (90, 713532), (97, 662040), (108, 594610), (120, 535149), (135, 475688), (180, 356766), (194, 331020), (216, 297305), (270, 237844), (291, 220680), (360, 178383), (388, 165510), (485, 132408), (540, 118922), (582, 110340), (613, 104760), (776, 82755), (873, 73560), (970, 66204), (1080, 59461), (1164, 55170), (1226, 52380), (1455, 44136), (1746, 36780), (1839, 34920), (1940, 33102), (2328, 27585), (2452, 26190), (2619, 24520), (2910, 22068), (3065, 20952), (3492, 18390), (3678, 17460), (3880, 16551), (4365, 14712), (4904, 13095), (5238, 12260), (5517, 11640), (5820, 11034), (6130, 10476), (6984, 9195), (7356, 8730)]