28533180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:415

約数の個数: 96

約数和(自身を含む): 86958144

約数和(自身を除く): 58424964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 157, 195, 233, 260, 314, 390, 466, 471, 628, 699, 780, 785, 932, 942, 1165, 1398, 1570, 1884, 2041, 2330, 2355, 2796, 3029, 3140, 3495, 4082, 4660, 4710, 6058, 6123, 6990, 8164, 9087, 9420, 10205, 12116, 12246, 13980, 15145, 18174, 20410, 24492, 30290, 30615, 36348, 36581, 40820, 45435, 60580, 61230, 73162, 90870, 109743, 122460, 146324, 181740, 182905, 219486, 365810, 438972, 475553, 548715, 731620, 951106, 1097430, 1426659, 1902212, 2194860, 2377765, 2853318, 4755530, 5706636, 7133295, 9511060, 14266590, 28533180]

約数ペア:

[(1, 28533180), (2, 14266590), (3, 9511060), (4, 7133295), (5, 5706636), (6, 4755530), (10, 2853318), (12, 2377765), (13, 2194860), (15, 1902212), (20, 1426659), (26, 1097430), (30, 951106), (39, 731620), (52, 548715), (60, 475553), (65, 438972), (78, 365810), (130, 219486), (156, 182905), (157, 181740), (195, 146324), (233, 122460), (260, 109743), (314, 90870), (390, 73162), (466, 61230), (471, 60580), (628, 45435), (699, 40820), (780, 36581), (785, 36348), (932, 30615), (942, 30290), (1165, 24492), (1398, 20410), (1570, 18174), (1884, 15145), (2041, 13980), (2330, 12246), (2355, 12116), (2796, 10205), (3029, 9420), (3140, 9087), (3495, 8164), (4082, 6990), (4660, 6123), (4710, 6058)]