68138280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{9013}}^1$

素因数の和:9040

約数の個数: 128

約数和(自身を含む): 259603200

約数和(自身を除く): 191464920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 9013, 18026, 27039, 36052, 45065, 54078, 63091, 72104, 81117, 90130, 108156, 126182, 135195, 162234, 180260, 189273, 216312, 243351, 252364, 270390, 315455, 324468, 360520, 378546, 405585, 486702, 504728, 540780, 567819, 630910, 648936, 757092, 811170, 946365, 973404, 1081560, 1135638, 1216755, 1261820, 1514184, 1622340, 1703457, 1892730, 1946808, 2271276, 2433510, 2523640, 2839095, 3244680, 3406914, 3785460, 4542552, 4867020, 5678190, 6813828, 7570920, 8517285, 9734040, 11356380, 13627656, 17034570, 22712760, 34069140, 68138280]

約数ペア:

[(1, 68138280), (2, 34069140), (3, 22712760), (4, 17034570), (5, 13627656), (6, 11356380), (7, 9734040), (8, 8517285), (9, 7570920), (10, 6813828), (12, 5678190), (14, 4867020), (15, 4542552), (18, 3785460), (20, 3406914), (21, 3244680), (24, 2839095), (27, 2523640), (28, 2433510), (30, 2271276), (35, 1946808), (36, 1892730), (40, 1703457), (42, 1622340), (45, 1514184), (54, 1261820), (56, 1216755), (60, 1135638), (63, 1081560), (70, 973404), (72, 946365), (84, 811170), (90, 757092), (105, 648936), (108, 630910), (120, 567819), (126, 540780), (135, 504728), (140, 486702), (168, 405585), (180, 378546), (189, 360520), (210, 324468), (216, 315455), (252, 270390), (270, 252364), (280, 243351), (315, 216312), (360, 189273), (378, 180260), (420, 162234), (504, 135195), (540, 126182), (630, 108156), (756, 90130), (840, 81117), (945, 72104), (1080, 63091), (1260, 54078), (1512, 45065), (1890, 36052), (2520, 27039), (3780, 18026), (7560, 9013)]