269810320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4253}}^1$

素因数の和:4340

約数の個数: 80

約数和(自身を含む): 686799792

約数和(自身を除く): 416989472

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 208, 244, 260, 305, 488, 520, 610, 793, 976, 1040, 1220, 1586, 2440, 3172, 3965, 4253, 4880, 6344, 7930, 8506, 12688, 15860, 17012, 21265, 31720, 34024, 42530, 55289, 63440, 68048, 85060, 110578, 170120, 221156, 259433, 276445, 340240, 442312, 518866, 552890, 884624, 1037732, 1105780, 1297165, 2075464, 2211560, 2594330, 3372629, 4150928, 4423120, 5188660, 6745258, 10377320, 13490516, 16863145, 20754640, 26981032, 33726290, 53962064, 67452580, 134905160, 269810320]

約数ペア:

[(1, 269810320), (2, 134905160), (4, 67452580), (5, 53962064), (8, 33726290), (10, 26981032), (13, 20754640), (16, 16863145), (20, 13490516), (26, 10377320), (40, 6745258), (52, 5188660), (61, 4423120), (65, 4150928), (80, 3372629), (104, 2594330), (122, 2211560), (130, 2075464), (208, 1297165), (244, 1105780), (260, 1037732), (305, 884624), (488, 552890), (520, 518866), (610, 442312), (793, 340240), (976, 276445), (1040, 259433), (1220, 221156), (1586, 170120), (2440, 110578), (3172, 85060), (3965, 68048), (4253, 63440), (4880, 55289), (6344, 42530), (7930, 34024), (8506, 31720), (12688, 21265), (15860, 17012)]