440666044

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 1039772160

約数和(自身を除く): 599106116

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 59, 68, 71, 91, 118, 119, 142, 182, 221, 236, 238, 284, 289, 364, 413, 442, 476, 497, 578, 767, 826, 884, 923, 994, 1003, 1156, 1207, 1534, 1547, 1652, 1846, 1988, 2006, 2023, 2414, 3068, 3094, 3692, 3757, 4012, 4046, 4189, 4828, 5369, 6188, 6461, 7021, 7514, 8092, 8378, 8449, 10738, 12922, 13039, 14042, 15028, 15691, 16756, 16898, 17051, 20519, 21476, 25844, 26078, 26299, 28084, 29323, 31382, 33796, 34102, 41038, 52156, 52598, 54457, 58646, 62764, 68204, 71213, 82076, 91273, 105196, 108914, 109837, 117292, 119357, 142426, 143633, 182546, 217828, 219674, 221663, 238714, 266747, 284852, 287266, 365092, 381199, 439348, 443326, 477428, 498491, 533494, 574532, 762398, 886652, 925769, 996982, 1066988, 1210621, 1524796, 1551641, 1851538, 1867229, 1993964, 2421242, 3103282, 3703076, 3734458, 4842484, 6206564, 6480383, 7468916, 8474347, 12960766, 15738073, 16948694, 25921532, 31476146, 33897388, 62952292, 110166511, 220333022, 440666044]

約数ペア:

[(1, 440666044), (2, 220333022), (4, 110166511), (7, 62952292), (13, 33897388), (14, 31476146), (17, 25921532), (26, 16948694), (28, 15738073), (34, 12960766), (52, 8474347), (59, 7468916), (68, 6480383), (71, 6206564), (91, 4842484), (118, 3734458), (119, 3703076), (142, 3103282), (182, 2421242), (221, 1993964), (236, 1867229), (238, 1851538), (284, 1551641), (289, 1524796), (364, 1210621), (413, 1066988), (442, 996982), (476, 925769), (497, 886652), (578, 762398), (767, 574532), (826, 533494), (884, 498491), (923, 477428), (994, 443326), (1003, 439348), (1156, 381199), (1207, 365092), (1534, 287266), (1547, 284852), (1652, 266747), (1846, 238714), (1988, 221663), (2006, 219674), (2023, 217828), (2414, 182546), (3068, 143633), (3094, 142426), (3692, 119357), (3757, 117292), (4012, 109837), (4046, 108914), (4189, 105196), (4828, 91273), (5369, 82076), (6188, 71213), (6461, 68204), (7021, 62764), (7514, 58646), (8092, 54457), (8378, 52598), (8449, 52156), (10738, 41038), (12922, 34102), (13039, 33796), (14042, 31382), (15028, 29323), (15691, 28084), (16756, 26299), (16898, 26078), (17051, 25844), (20519, 21476)]