550857720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{7901}}^1$

素因数の和:8005

約数の個数: 128

約数和(自身を含む): 1911651840

約数和(自身を除く): 1360794120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 332, 415, 420, 498, 581, 664, 830, 840, 996, 1162, 1245, 1660, 1743, 1992, 2324, 2490, 2905, 3320, 3486, 4648, 4980, 5810, 6972, 7901, 8715, 9960, 11620, 13944, 15802, 17430, 23240, 23703, 31604, 34860, 39505, 47406, 55307, 63208, 69720, 79010, 94812, 110614, 118515, 158020, 165921, 189624, 221228, 237030, 276535, 316040, 331842, 442456, 474060, 553070, 655783, 663684, 829605, 948120, 1106140, 1311566, 1327368, 1659210, 1967349, 2212280, 2623132, 3278915, 3318420, 3934698, 4590481, 5246264, 6557830, 6636840, 7869396, 9180962, 9836745, 13115660, 13771443, 15738792, 18361924, 19673490, 22952405, 26231320, 27542886, 36723848, 39346980, 45904810, 55085772, 68857215, 78693960, 91809620, 110171544, 137714430, 183619240, 275428860, 550857720]

約数ペア:

[(1, 550857720), (2, 275428860), (3, 183619240), (4, 137714430), (5, 110171544), (6, 91809620), (7, 78693960), (8, 68857215), (10, 55085772), (12, 45904810), (14, 39346980), (15, 36723848), (20, 27542886), (21, 26231320), (24, 22952405), (28, 19673490), (30, 18361924), (35, 15738792), (40, 13771443), (42, 13115660), (56, 9836745), (60, 9180962), (70, 7869396), (83, 6636840), (84, 6557830), (105, 5246264), (120, 4590481), (140, 3934698), (166, 3318420), (168, 3278915), (210, 2623132), (249, 2212280), (280, 1967349), (332, 1659210), (415, 1327368), (420, 1311566), (498, 1106140), (581, 948120), (664, 829605), (830, 663684), (840, 655783), (996, 553070), (1162, 474060), (1245, 442456), (1660, 331842), (1743, 316040), (1992, 276535), (2324, 237030), (2490, 221228), (2905, 189624), (3320, 165921), (3486, 158020), (4648, 118515), (4980, 110614), (5810, 94812), (6972, 79010), (7901, 69720), (8715, 63208), (9960, 55307), (11620, 47406), (13944, 39505), (15802, 34860), (17430, 31604), (23240, 23703)]