30104620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 84460320

約数和(自身を除く): 54355700

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 49, 52, 65, 68, 70, 85, 91, 98, 119, 130, 139, 140, 170, 182, 196, 221, 238, 245, 260, 278, 340, 364, 442, 455, 476, 490, 556, 595, 637, 695, 833, 884, 910, 973, 980, 1105, 1190, 1274, 1390, 1547, 1666, 1807, 1820, 1946, 2210, 2363, 2380, 2548, 2780, 3094, 3185, 3332, 3614, 3892, 4165, 4420, 4726, 4865, 6188, 6370, 6811, 7228, 7735, 8330, 9035, 9452, 9730, 10829, 11815, 12649, 12740, 13622, 15470, 16541, 16660, 18070, 19460, 21658, 23630, 25298, 27244, 30719, 30940, 33082, 34055, 36140, 43316, 47260, 50596, 54145, 61438, 63245, 66164, 68110, 82705, 88543, 108290, 115787, 122876, 126490, 136220, 153595, 165410, 177086, 215033, 216580, 231574, 252980, 307190, 330820, 354172, 430066, 442715, 463148, 578935, 614380, 860132, 885430, 1075165, 1157870, 1505231, 1770860, 2150330, 2315740, 3010462, 4300660, 6020924, 7526155, 15052310, 30104620]

約数ペア:

[(1, 30104620), (2, 15052310), (4, 7526155), (5, 6020924), (7, 4300660), (10, 3010462), (13, 2315740), (14, 2150330), (17, 1770860), (20, 1505231), (26, 1157870), (28, 1075165), (34, 885430), (35, 860132), (49, 614380), (52, 578935), (65, 463148), (68, 442715), (70, 430066), (85, 354172), (91, 330820), (98, 307190), (119, 252980), (130, 231574), (139, 216580), (140, 215033), (170, 177086), (182, 165410), (196, 153595), (221, 136220), (238, 126490), (245, 122876), (260, 115787), (278, 108290), (340, 88543), (364, 82705), (442, 68110), (455, 66164), (476, 63245), (490, 61438), (556, 54145), (595, 50596), (637, 47260), (695, 43316), (833, 36140), (884, 34055), (910, 33082), (973, 30940), (980, 30719), (1105, 27244), (1190, 25298), (1274, 23630), (1390, 21658), (1547, 19460), (1666, 18070), (1807, 16660), (1820, 16541), (1946, 15470), (2210, 13622), (2363, 12740), (2380, 12649), (2548, 11815), (2780, 10829), (3094, 9730), (3185, 9452), (3332, 9035), (3614, 8330), (3892, 7735), (4165, 7228), (4420, 6811), (4726, 6370), (4865, 6188)]