213968340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 675118080

約数和(自身を除く): 461149740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 79, 82, 90, 123, 158, 164, 180, 205, 237, 246, 316, 367, 369, 395, 410, 474, 492, 615, 711, 734, 738, 790, 820, 948, 1101, 1185, 1230, 1422, 1468, 1476, 1580, 1835, 1845, 2202, 2370, 2460, 2844, 3239, 3303, 3555, 3670, 3690, 4404, 4740, 5505, 6478, 6606, 7110, 7340, 7380, 9717, 11010, 12956, 13212, 14220, 15047, 16195, 16515, 19434, 22020, 28993, 29151, 30094, 32390, 33030, 38868, 45141, 48585, 57986, 58302, 60188, 64780, 66060, 75235, 86979, 90282, 97170, 115972, 116604, 135423, 144965, 145755, 150470, 173958, 180564, 194340, 225705, 260937, 270846, 289930, 291510, 300940, 347916, 434895, 451410, 521874, 541692, 579860, 583020, 677115, 869790, 902820, 1043748, 1188713, 1304685, 1354230, 1739580, 2377426, 2609370, 2708460, 3566139, 4754852, 5218740, 5943565, 7132278, 10698417, 11887130, 14264556, 17830695, 21396834, 23774260, 35661390, 42793668, 53492085, 71322780, 106984170, 213968340]

約数ペア:

[(1, 213968340), (2, 106984170), (3, 71322780), (4, 53492085), (5, 42793668), (6, 35661390), (9, 23774260), (10, 21396834), (12, 17830695), (15, 14264556), (18, 11887130), (20, 10698417), (30, 7132278), (36, 5943565), (41, 5218740), (45, 4754852), (60, 3566139), (79, 2708460), (82, 2609370), (90, 2377426), (123, 1739580), (158, 1354230), (164, 1304685), (180, 1188713), (205, 1043748), (237, 902820), (246, 869790), (316, 677115), (367, 583020), (369, 579860), (395, 541692), (410, 521874), (474, 451410), (492, 434895), (615, 347916), (711, 300940), (734, 291510), (738, 289930), (790, 270846), (820, 260937), (948, 225705), (1101, 194340), (1185, 180564), (1230, 173958), (1422, 150470), (1468, 145755), (1476, 144965), (1580, 135423), (1835, 116604), (1845, 115972), (2202, 97170), (2370, 90282), (2460, 86979), (2844, 75235), (3239, 66060), (3303, 64780), (3555, 60188), (3670, 58302), (3690, 57986), (4404, 48585), (4740, 45141), (5505, 38868), (6478, 33030), (6606, 32390), (7110, 30094), (7340, 29151), (7380, 28993), (9717, 22020), (11010, 19434), (12956, 16515), (13212, 16195), (14220, 15047)]