239865180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:683

約数の個数: 96

約数和(自身を含む): 691891200

約数和(自身を除く): 452026020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 239, 258, 389, 430, 478, 516, 645, 717, 778, 860, 956, 1167, 1195, 1290, 1434, 1556, 1945, 2334, 2390, 2580, 2868, 3585, 3890, 4668, 4780, 5835, 7170, 7780, 10277, 11670, 14340, 16727, 20554, 23340, 30831, 33454, 41108, 50181, 51385, 61662, 66908, 83635, 92971, 100362, 102770, 123324, 154155, 167270, 185942, 200724, 205540, 250905, 278913, 308310, 334540, 371884, 464855, 501810, 557826, 616620, 929710, 1003620, 1115652, 1394565, 1859420, 2789130, 3997753, 5578260, 7995506, 11993259, 15991012, 19988765, 23986518, 39977530, 47973036, 59966295, 79955060, 119932590, 239865180]

約数ペア:

[(1, 239865180), (2, 119932590), (3, 79955060), (4, 59966295), (5, 47973036), (6, 39977530), (10, 23986518), (12, 19988765), (15, 15991012), (20, 11993259), (30, 7995506), (43, 5578260), (60, 3997753), (86, 2789130), (129, 1859420), (172, 1394565), (215, 1115652), (239, 1003620), (258, 929710), (389, 616620), (430, 557826), (478, 501810), (516, 464855), (645, 371884), (717, 334540), (778, 308310), (860, 278913), (956, 250905), (1167, 205540), (1195, 200724), (1290, 185942), (1434, 167270), (1556, 154155), (1945, 123324), (2334, 102770), (2390, 100362), (2580, 92971), (2868, 83635), (3585, 66908), (3890, 61662), (4668, 51385), (4780, 50181), (5835, 41108), (7170, 33454), (7780, 30831), (10277, 23340), (11670, 20554), (14340, 16727)]