66621840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3119}}^1$

素因数の和:3224

約数の個数: 80

約数和(自身を含む): 208915200

約数和(自身を除く): 142293360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 445, 534, 712, 890, 1068, 1335, 1424, 1780, 2136, 2670, 3119, 3560, 4272, 5340, 6238, 7120, 9357, 10680, 12476, 15595, 18714, 21360, 24952, 31190, 37428, 46785, 49904, 62380, 74856, 93570, 124760, 149712, 187140, 249520, 277591, 374280, 555182, 748560, 832773, 1110364, 1387955, 1665546, 2220728, 2775910, 3331092, 4163865, 4441456, 5551820, 6662184, 8327730, 11103640, 13324368, 16655460, 22207280, 33310920, 66621840]

約数ペア:

[(1, 66621840), (2, 33310920), (3, 22207280), (4, 16655460), (5, 13324368), (6, 11103640), (8, 8327730), (10, 6662184), (12, 5551820), (15, 4441456), (16, 4163865), (20, 3331092), (24, 2775910), (30, 2220728), (40, 1665546), (48, 1387955), (60, 1110364), (80, 832773), (89, 748560), (120, 555182), (178, 374280), (240, 277591), (267, 249520), (356, 187140), (445, 149712), (534, 124760), (712, 93570), (890, 74856), (1068, 62380), (1335, 49904), (1424, 46785), (1780, 37428), (2136, 31190), (2670, 24952), (3119, 21360), (3560, 18714), (4272, 15595), (5340, 12476), (6238, 10680), (7120, 9357)]