1520335305

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:332

約数の個数: 128

約数和(自身を含む): 2950041600

約数和(自身を除く): 1429706295

約数列:

[1, 3, 5, 9, 15, 23, 27, 43, 45, 59, 69, 115, 129, 135, 177, 193, 207, 215, 295, 345, 387, 531, 579, 621, 645, 885, 965, 989, 1035, 1161, 1357, 1593, 1737, 1935, 2537, 2655, 2895, 2967, 3105, 4071, 4439, 4945, 5211, 5805, 6785, 7611, 7965, 8299, 8685, 8901, 11387, 12213, 12685, 13317, 14835, 20355, 22195, 22833, 24897, 26055, 26703, 34161, 36639, 38055, 39951, 41495, 44505, 56935, 58351, 61065, 66585, 68499, 74691, 102483, 114165, 119853, 124485, 133515, 170805, 175053, 183195, 190877, 199755, 224073, 261901, 291755, 307449, 342495, 373455, 489641, 512415, 525159, 572631, 599265, 785703, 875265, 954385, 1120365, 1309505, 1468923, 1537245, 1575477, 1717893, 2357109, 2448205, 2625795, 2863155, 3928515, 4406769, 5153679, 7071327, 7344615, 7877385, 8589465, 11261743, 11785545, 13220307, 22033845, 25768395, 33785229, 35356635, 56308715, 66101535, 101355687, 168926145, 304067061, 506778435, 1520335305]

約数ペア:

[(1, 1520335305), (3, 506778435), (5, 304067061), (9, 168926145), (15, 101355687), (23, 66101535), (27, 56308715), (43, 35356635), (45, 33785229), (59, 25768395), (69, 22033845), (115, 13220307), (129, 11785545), (135, 11261743), (177, 8589465), (193, 7877385), (207, 7344615), (215, 7071327), (295, 5153679), (345, 4406769), (387, 3928515), (531, 2863155), (579, 2625795), (621, 2448205), (645, 2357109), (885, 1717893), (965, 1575477), (989, 1537245), (1035, 1468923), (1161, 1309505), (1357, 1120365), (1593, 954385), (1737, 875265), (1935, 785703), (2537, 599265), (2655, 572631), (2895, 525159), (2967, 512415), (3105, 489641), (4071, 373455), (4439, 342495), (4945, 307449), (5211, 291755), (5805, 261901), (6785, 224073), (7611, 199755), (7965, 190877), (8299, 183195), (8685, 175053), (8901, 170805), (11387, 133515), (12213, 124485), (12685, 119853), (13317, 114165), (14835, 102483), (20355, 74691), (22195, 68499), (22833, 66585), (24897, 61065), (26055, 58351), (26703, 56935), (34161, 44505), (36639, 41495), (38055, 39951)]