206948820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15607}}^1$

素因数の和:15649

約数の個数: 96

約数和(自身を含む): 660780288

約数和(自身を除く): 453831468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 2210, 2652, 3315, 4420, 6630, 13260, 15607, 31214, 46821, 62428, 78035, 93642, 156070, 187284, 202891, 234105, 265319, 312140, 405782, 468210, 530638, 608673, 795957, 811564, 936420, 1014455, 1061276, 1217346, 1326595, 1591914, 2028910, 2434692, 2653190, 3043365, 3183828, 3449147, 3979785, 4057820, 5306380, 6086730, 6898294, 7959570, 10347441, 12173460, 13796588, 15919140, 17245735, 20694882, 34491470, 41389764, 51737205, 68982940, 103474410, 206948820]

約数ペア:

[(1, 206948820), (2, 103474410), (3, 68982940), (4, 51737205), (5, 41389764), (6, 34491470), (10, 20694882), (12, 17245735), (13, 15919140), (15, 13796588), (17, 12173460), (20, 10347441), (26, 7959570), (30, 6898294), (34, 6086730), (39, 5306380), (51, 4057820), (52, 3979785), (60, 3449147), (65, 3183828), (68, 3043365), (78, 2653190), (85, 2434692), (102, 2028910), (130, 1591914), (156, 1326595), (170, 1217346), (195, 1061276), (204, 1014455), (221, 936420), (255, 811564), (260, 795957), (340, 608673), (390, 530638), (442, 468210), (510, 405782), (663, 312140), (780, 265319), (884, 234105), (1020, 202891), (1105, 187284), (1326, 156070), (2210, 93642), (2652, 78035), (3315, 62428), (4420, 46821), (6630, 31214), (13260, 15607)]