261161940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1753}}^1$

素因数の和:1969

約数の個数: 96

約数和(自身を含む): 792078336

約数和(自身を除く): 530916396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 191, 195, 260, 382, 390, 573, 764, 780, 955, 1146, 1753, 1910, 2292, 2483, 2865, 3506, 3820, 4966, 5259, 5730, 7012, 7449, 8765, 9932, 10518, 11460, 12415, 14898, 17530, 21036, 22789, 24830, 26295, 29796, 35060, 37245, 45578, 49660, 52590, 68367, 74490, 91156, 105180, 113945, 136734, 148980, 227890, 273468, 334823, 341835, 455780, 669646, 683670, 1004469, 1339292, 1367340, 1674115, 2008938, 3348230, 4017876, 4352699, 5022345, 6696460, 8705398, 10044690, 13058097, 17410796, 20089380, 21763495, 26116194, 43526990, 52232388, 65290485, 87053980, 130580970, 261161940]

約数ペア:

[(1, 261161940), (2, 130580970), (3, 87053980), (4, 65290485), (5, 52232388), (6, 43526990), (10, 26116194), (12, 21763495), (13, 20089380), (15, 17410796), (20, 13058097), (26, 10044690), (30, 8705398), (39, 6696460), (52, 5022345), (60, 4352699), (65, 4017876), (78, 3348230), (130, 2008938), (156, 1674115), (191, 1367340), (195, 1339292), (260, 1004469), (382, 683670), (390, 669646), (573, 455780), (764, 341835), (780, 334823), (955, 273468), (1146, 227890), (1753, 148980), (1910, 136734), (2292, 113945), (2483, 105180), (2865, 91156), (3506, 74490), (3820, 68367), (4966, 52590), (5259, 49660), (5730, 45578), (7012, 37245), (7449, 35060), (8765, 29796), (9932, 26295), (10518, 24830), (11460, 22789), (12415, 21036), (14898, 17530)]