1680702972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{191}}^1\times {\mathrm{4339}}^1$

素因数の和:4563

約数の個数: 72

約数和(自身を含む): 4269726720

約数和(自身を除く): 2589023748

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 191, 338, 382, 507, 573, 676, 764, 1014, 1146, 2028, 2292, 2483, 4339, 4966, 7449, 8678, 9932, 13017, 14898, 17356, 26034, 29796, 32279, 52068, 56407, 64558, 96837, 112814, 129116, 169221, 193674, 225628, 338442, 387348, 676884, 733291, 828749, 1466582, 1657498, 2199873, 2486247, 2933164, 3314996, 4399746, 4972494, 8799492, 9944988, 10773737, 21547474, 32321211, 43094948, 64642422, 129284844, 140058581, 280117162, 420175743, 560234324, 840351486, 1680702972]

約数ペア:

[(1, 1680702972), (2, 840351486), (3, 560234324), (4, 420175743), (6, 280117162), (12, 140058581), (13, 129284844), (26, 64642422), (39, 43094948), (52, 32321211), (78, 21547474), (156, 10773737), (169, 9944988), (191, 8799492), (338, 4972494), (382, 4399746), (507, 3314996), (573, 2933164), (676, 2486247), (764, 2199873), (1014, 1657498), (1146, 1466582), (2028, 828749), (2292, 733291), (2483, 676884), (4339, 387348), (4966, 338442), (7449, 225628), (8678, 193674), (9932, 169221), (13017, 129116), (14898, 112814), (17356, 96837), (26034, 64558), (29796, 56407), (32279, 52068)]