156892240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1543}}^1$

素因数の和:1628

約数の個数: 80

約数和(自身を含む): 385975296

約数和(自身を除く): 229083056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 1240, 1271, 1543, 1640, 2480, 2542, 3086, 3280, 5084, 6172, 6355, 7715, 10168, 12344, 12710, 15430, 20336, 24688, 25420, 30860, 47833, 50840, 61720, 63263, 95666, 101680, 123440, 126526, 191332, 239165, 253052, 316315, 382664, 478330, 506104, 632630, 765328, 956660, 1012208, 1265260, 1913320, 1961153, 2530520, 3826640, 3922306, 5061040, 7844612, 9805765, 15689224, 19611530, 31378448, 39223060, 78446120, 156892240]

約数ペア:

[(1, 156892240), (2, 78446120), (4, 39223060), (5, 31378448), (8, 19611530), (10, 15689224), (16, 9805765), (20, 7844612), (31, 5061040), (40, 3922306), (41, 3826640), (62, 2530520), (80, 1961153), (82, 1913320), (124, 1265260), (155, 1012208), (164, 956660), (205, 765328), (248, 632630), (310, 506104), (328, 478330), (410, 382664), (496, 316315), (620, 253052), (656, 239165), (820, 191332), (1240, 126526), (1271, 123440), (1543, 101680), (1640, 95666), (2480, 63263), (2542, 61720), (3086, 50840), (3280, 47833), (5084, 30860), (6172, 25420), (6355, 24688), (7715, 20336), (10168, 15430), (12344, 12710)]