1285830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:190

約数の個数: 96

約数和(自身を含む): 4140864

約数和(自身を除く): 2855034

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 157, 182, 195, 210, 234, 273, 314, 315, 390, 455, 471, 546, 585, 630, 785, 819, 910, 942, 1099, 1170, 1365, 1413, 1570, 1638, 2041, 2198, 2355, 2730, 2826, 3297, 4082, 4095, 4710, 5495, 6123, 6594, 7065, 8190, 9891, 10205, 10990, 12246, 14130, 14287, 16485, 18369, 19782, 20410, 28574, 30615, 32970, 36738, 42861, 49455, 61230, 71435, 85722, 91845, 98910, 128583, 142870, 183690, 214305, 257166, 428610, 642915, 1285830]

約数ペア:

[(1, 1285830), (2, 642915), (3, 428610), (5, 257166), (6, 214305), (7, 183690), (9, 142870), (10, 128583), (13, 98910), (14, 91845), (15, 85722), (18, 71435), (21, 61230), (26, 49455), (30, 42861), (35, 36738), (39, 32970), (42, 30615), (45, 28574), (63, 20410), (65, 19782), (70, 18369), (78, 16485), (90, 14287), (91, 14130), (105, 12246), (117, 10990), (126, 10205), (130, 9891), (157, 8190), (182, 7065), (195, 6594), (210, 6123), (234, 5495), (273, 4710), (314, 4095), (315, 4082), (390, 3297), (455, 2826), (471, 2730), (546, 2355), (585, 2198), (630, 2041), (785, 1638), (819, 1570), (910, 1413), (942, 1365), (1099, 1170)]