168603820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:344

約数の個数: 144

約数和(自身を含む): 458498880

約数和(自身を除く): 289895060

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 37, 44, 55, 70, 74, 77, 110, 121, 140, 148, 154, 185, 220, 242, 259, 269, 308, 370, 385, 407, 484, 518, 538, 605, 740, 770, 814, 847, 1036, 1076, 1210, 1295, 1345, 1540, 1628, 1694, 1883, 2035, 2420, 2590, 2690, 2849, 2959, 3388, 3766, 4070, 4235, 4477, 5180, 5380, 5698, 5918, 7532, 8140, 8470, 8954, 9415, 9953, 11396, 11836, 14245, 14795, 16940, 17908, 18830, 19906, 20713, 22385, 28490, 29590, 31339, 32549, 37660, 39812, 41426, 44770, 49765, 56980, 59180, 62678, 65098, 69671, 82852, 89540, 99530, 103565, 109483, 125356, 130196, 139342, 156695, 162745, 199060, 207130, 218966, 227843, 278684, 313390, 325490, 348355, 414260, 437932, 455686, 547415, 626780, 650980, 696710, 766381, 911372, 1094830, 1139215, 1204313, 1393420, 1532762, 2189660, 2278430, 2408626, 3065524, 3831905, 4556860, 4817252, 6021565, 7663810, 8430191, 12043130, 15327620, 16860382, 24086260, 33720764, 42150955, 84301910, 168603820]

約数ペア:

[(1, 168603820), (2, 84301910), (4, 42150955), (5, 33720764), (7, 24086260), (10, 16860382), (11, 15327620), (14, 12043130), (20, 8430191), (22, 7663810), (28, 6021565), (35, 4817252), (37, 4556860), (44, 3831905), (55, 3065524), (70, 2408626), (74, 2278430), (77, 2189660), (110, 1532762), (121, 1393420), (140, 1204313), (148, 1139215), (154, 1094830), (185, 911372), (220, 766381), (242, 696710), (259, 650980), (269, 626780), (308, 547415), (370, 455686), (385, 437932), (407, 414260), (484, 348355), (518, 325490), (538, 313390), (605, 278684), (740, 227843), (770, 218966), (814, 207130), (847, 199060), (1036, 162745), (1076, 156695), (1210, 139342), (1295, 130196), (1345, 125356), (1540, 109483), (1628, 103565), (1694, 99530), (1883, 89540), (2035, 82852), (2420, 69671), (2590, 65098), (2690, 62678), (2849, 59180), (2959, 56980), (3388, 49765), (3766, 44770), (4070, 41426), (4235, 39812), (4477, 37660), (5180, 32549), (5380, 31339), (5698, 29590), (5918, 28490), (7532, 22385), (8140, 20713), (8470, 19906), (8954, 18830), (9415, 17908), (9953, 16940), (11396, 14795), (11836, 14245)]