204944260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 479001600

約数和(自身を除く): 274057340

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 131, 179, 190, 230, 262, 358, 380, 437, 460, 524, 655, 716, 874, 895, 1310, 1748, 1790, 2185, 2489, 2620, 3013, 3401, 3580, 4117, 4370, 4978, 6026, 6802, 8234, 8740, 9956, 12052, 12445, 13604, 15065, 16468, 17005, 20585, 23449, 24890, 30130, 34010, 41170, 46898, 49780, 57247, 60260, 68020, 78223, 82340, 93796, 114494, 117245, 156446, 228988, 234490, 286235, 312892, 391115, 445531, 468980, 539327, 572470, 782230, 891062, 1078654, 1144940, 1564460, 1782124, 2157308, 2227655, 2696635, 4455310, 5393270, 8910620, 10247213, 10786540, 20494426, 40988852, 51236065, 102472130, 204944260]

約数ペア:

[(1, 204944260), (2, 102472130), (4, 51236065), (5, 40988852), (10, 20494426), (19, 10786540), (20, 10247213), (23, 8910620), (38, 5393270), (46, 4455310), (76, 2696635), (92, 2227655), (95, 2157308), (115, 1782124), (131, 1564460), (179, 1144940), (190, 1078654), (230, 891062), (262, 782230), (358, 572470), (380, 539327), (437, 468980), (460, 445531), (524, 391115), (655, 312892), (716, 286235), (874, 234490), (895, 228988), (1310, 156446), (1748, 117245), (1790, 114494), (2185, 93796), (2489, 82340), (2620, 78223), (3013, 68020), (3401, 60260), (3580, 57247), (4117, 49780), (4370, 46898), (4978, 41170), (6026, 34010), (6802, 30130), (8234, 24890), (8740, 23449), (9956, 20585), (12052, 17005), (12445, 16468), (13604, 15065)]