215434908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1319}}^1$

素因数の和:1691

約数の個数: 72

約数和(自身を含む): 588588000

約数和(自身を除く): 373153092

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 349, 468, 698, 1047, 1319, 1396, 2094, 2638, 3141, 3957, 4188, 4537, 5276, 6282, 7914, 9074, 11871, 12564, 13611, 15828, 17147, 18148, 23742, 27222, 34294, 40833, 47484, 51441, 54444, 68588, 81666, 102882, 154323, 163332, 205764, 308646, 460331, 617292, 920662, 1380993, 1841324, 2761986, 4142979, 5523972, 5984303, 8285958, 11968606, 16571916, 17952909, 23937212, 35905818, 53858727, 71811636, 107717454, 215434908]

約数ペア:

[(1, 215434908), (2, 107717454), (3, 71811636), (4, 53858727), (6, 35905818), (9, 23937212), (12, 17952909), (13, 16571916), (18, 11968606), (26, 8285958), (36, 5984303), (39, 5523972), (52, 4142979), (78, 2761986), (117, 1841324), (156, 1380993), (234, 920662), (349, 617292), (468, 460331), (698, 308646), (1047, 205764), (1319, 163332), (1396, 154323), (2094, 102882), (2638, 81666), (3141, 68588), (3957, 54444), (4188, 51441), (4537, 47484), (5276, 40833), (6282, 34294), (7914, 27222), (9074, 23742), (11871, 18148), (12564, 17147), (13611, 15828)]