202940980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 482630400

約数和(自身を除く): 279689420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 149, 151, 164, 205, 220, 298, 302, 410, 451, 596, 604, 745, 755, 820, 902, 1490, 1510, 1639, 1661, 1804, 2255, 2980, 3020, 3278, 3322, 4510, 6109, 6191, 6556, 6644, 8195, 8305, 9020, 12218, 12382, 16390, 16610, 22499, 24436, 24764, 30545, 30955, 32780, 33220, 44998, 61090, 61910, 67199, 68101, 89996, 112495, 122180, 123820, 134398, 136202, 224990, 247489, 268796, 272404, 335995, 340505, 449980, 494978, 671990, 681010, 922459, 989956, 1237445, 1343980, 1362020, 1844918, 2474890, 3689836, 4612295, 4949780, 9224590, 10147049, 18449180, 20294098, 40588196, 50735245, 101470490, 202940980]

約数ペア:

[(1, 202940980), (2, 101470490), (4, 50735245), (5, 40588196), (10, 20294098), (11, 18449180), (20, 10147049), (22, 9224590), (41, 4949780), (44, 4612295), (55, 3689836), (82, 2474890), (110, 1844918), (149, 1362020), (151, 1343980), (164, 1237445), (205, 989956), (220, 922459), (298, 681010), (302, 671990), (410, 494978), (451, 449980), (596, 340505), (604, 335995), (745, 272404), (755, 268796), (820, 247489), (902, 224990), (1490, 136202), (1510, 134398), (1639, 123820), (1661, 122180), (1804, 112495), (2255, 89996), (2980, 68101), (3020, 67199), (3278, 61910), (3322, 61090), (4510, 44998), (6109, 33220), (6191, 32780), (6556, 30955), (6644, 30545), (8195, 24764), (8305, 24436), (9020, 22499), (12218, 16610), (12382, 16390)]