178132920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1301}}^1$

素因数の和:1485

約数の個数: 128

約数和(自身を含む): 614960640

約数和(自身を除く): 436827720

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, 84, 105, 120, 140, 163, 168, 210, 280, 326, 420, 489, 652, 815, 840, 978, 1141, 1301, 1304, 1630, 1956, 2282, 2445, 2602, 3260, 3423, 3903, 3912, 4564, 4890, 5204, 5705, 6505, 6520, 6846, 7806, 9107, 9128, 9780, 10408, 11410, 13010, 13692, 15612, 17115, 18214, 19515, 19560, 22820, 26020, 27321, 27384, 31224, 34230, 36428, 39030, 45535, 45640, 52040, 54642, 68460, 72856, 78060, 91070, 109284, 136605, 136920, 156120, 182140, 212063, 218568, 273210, 364280, 424126, 546420, 636189, 848252, 1060315, 1092840, 1272378, 1484441, 1696504, 2120630, 2544756, 2968882, 3180945, 4241260, 4453323, 5089512, 5937764, 6361890, 7422205, 8482520, 8906646, 11875528, 12723780, 14844410, 17813292, 22266615, 25447560, 29688820, 35626584, 44533230, 59377640, 89066460, 178132920]

約数ペア:

[(1, 178132920), (2, 89066460), (3, 59377640), (4, 44533230), (5, 35626584), (6, 29688820), (7, 25447560), (8, 22266615), (10, 17813292), (12, 14844410), (14, 12723780), (15, 11875528), (20, 8906646), (21, 8482520), (24, 7422205), (28, 6361890), (30, 5937764), (35, 5089512), (40, 4453323), (42, 4241260), (56, 3180945), (60, 2968882), (70, 2544756), (84, 2120630), (105, 1696504), (120, 1484441), (140, 1272378), (163, 1092840), (168, 1060315), (210, 848252), (280, 636189), (326, 546420), (420, 424126), (489, 364280), (652, 273210), (815, 218568), (840, 212063), (978, 182140), (1141, 156120), (1301, 136920), (1304, 136605), (1630, 109284), (1956, 91070), (2282, 78060), (2445, 72856), (2602, 68460), (3260, 54642), (3423, 52040), (3903, 45640), (3912, 45535), (4564, 39030), (4890, 36428), (5204, 34230), (5705, 31224), (6505, 27384), (6520, 27321), (6846, 26020), (7806, 22820), (9107, 19560), (9128, 19515), (9780, 18214), (10408, 17115), (11410, 15612), (13010, 13692)]