423540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 1391208

約数和(自身を除く): 967668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 181, 195, 234, 260, 362, 390, 468, 543, 585, 724, 780, 905, 1086, 1170, 1629, 1810, 2172, 2340, 2353, 2715, 3258, 3620, 4706, 5430, 6516, 7059, 8145, 9412, 10860, 11765, 14118, 16290, 21177, 23530, 28236, 32580, 35295, 42354, 47060, 70590, 84708, 105885, 141180, 211770, 423540]

約数ペア:

[(1, 423540), (2, 211770), (3, 141180), (4, 105885), (5, 84708), (6, 70590), (9, 47060), (10, 42354), (12, 35295), (13, 32580), (15, 28236), (18, 23530), (20, 21177), (26, 16290), (30, 14118), (36, 11765), (39, 10860), (45, 9412), (52, 8145), (60, 7059), (65, 6516), (78, 5430), (90, 4706), (117, 3620), (130, 3258), (156, 2715), (180, 2353), (181, 2340), (195, 2172), (234, 1810), (260, 1629), (362, 1170), (390, 1086), (468, 905), (543, 780), (585, 724)]