234780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:75

約数の個数: 96

約数和(自身を含む): 827904

約数和(自身を除く): 593124

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 43, 52, 60, 65, 70, 78, 84, 86, 91, 105, 129, 130, 140, 156, 172, 182, 195, 210, 215, 258, 260, 273, 301, 364, 390, 420, 430, 455, 516, 546, 559, 602, 645, 780, 860, 903, 910, 1092, 1118, 1204, 1290, 1365, 1505, 1677, 1806, 1820, 2236, 2580, 2730, 2795, 3010, 3354, 3612, 3913, 4515, 5460, 5590, 6020, 6708, 7826, 8385, 9030, 11180, 11739, 15652, 16770, 18060, 19565, 23478, 33540, 39130, 46956, 58695, 78260, 117390, 234780]

約数ペア:

[(1, 234780), (2, 117390), (3, 78260), (4, 58695), (5, 46956), (6, 39130), (7, 33540), (10, 23478), (12, 19565), (13, 18060), (14, 16770), (15, 15652), (20, 11739), (21, 11180), (26, 9030), (28, 8385), (30, 7826), (35, 6708), (39, 6020), (42, 5590), (43, 5460), (52, 4515), (60, 3913), (65, 3612), (70, 3354), (78, 3010), (84, 2795), (86, 2730), (91, 2580), (105, 2236), (129, 1820), (130, 1806), (140, 1677), (156, 1505), (172, 1365), (182, 1290), (195, 1204), (210, 1118), (215, 1092), (258, 910), (260, 903), (273, 860), (301, 780), (364, 645), (390, 602), (420, 559), (430, 546), (455, 516)]