2836890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:121

約数の個数: 128

約数和(自身を含む): 9216000

約数和(自身を除く): 6379110

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 63, 70, 79, 90, 95, 105, 114, 126, 133, 135, 158, 171, 189, 190, 210, 237, 266, 270, 285, 315, 342, 378, 395, 399, 474, 513, 553, 570, 630, 665, 711, 790, 798, 855, 945, 1026, 1106, 1185, 1197, 1330, 1422, 1501, 1659, 1710, 1890, 1995, 2133, 2370, 2394, 2565, 2765, 3002, 3318, 3555, 3591, 3990, 4266, 4503, 4977, 5130, 5530, 5985, 7110, 7182, 7505, 8295, 9006, 9954, 10507, 10665, 11970, 13509, 14931, 15010, 16590, 17955, 21014, 21330, 22515, 24885, 27018, 29862, 31521, 35910, 40527, 45030, 49770, 52535, 63042, 67545, 74655, 81054, 94563, 105070, 135090, 149310, 157605, 189126, 202635, 283689, 315210, 405270, 472815, 567378, 945630, 1418445, 2836890]

約数ペア:

[(1, 2836890), (2, 1418445), (3, 945630), (5, 567378), (6, 472815), (7, 405270), (9, 315210), (10, 283689), (14, 202635), (15, 189126), (18, 157605), (19, 149310), (21, 135090), (27, 105070), (30, 94563), (35, 81054), (38, 74655), (42, 67545), (45, 63042), (54, 52535), (57, 49770), (63, 45030), (70, 40527), (79, 35910), (90, 31521), (95, 29862), (105, 27018), (114, 24885), (126, 22515), (133, 21330), (135, 21014), (158, 17955), (171, 16590), (189, 15010), (190, 14931), (210, 13509), (237, 11970), (266, 10665), (270, 10507), (285, 9954), (315, 9006), (342, 8295), (378, 7505), (395, 7182), (399, 7110), (474, 5985), (513, 5530), (553, 5130), (570, 4977), (630, 4503), (665, 4266), (711, 3990), (790, 3591), (798, 3555), (855, 3318), (945, 3002), (1026, 2765), (1106, 2565), (1185, 2394), (1197, 2370), (1330, 2133), (1422, 1995), (1501, 1890), (1659, 1710)]