8502780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1027

約数の個数: 96

約数和(自身を含む): 27998208

約数和(自身を除く): 19495428

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 156, 165, 195, 220, 260, 286, 330, 390, 429, 572, 660, 715, 780, 858, 991, 1430, 1716, 1982, 2145, 2860, 2973, 3964, 4290, 4955, 5946, 8580, 9910, 10901, 11892, 12883, 14865, 19820, 21802, 25766, 29730, 32703, 38649, 43604, 51532, 54505, 59460, 64415, 65406, 77298, 109010, 128830, 130812, 141713, 154596, 163515, 193245, 218020, 257660, 283426, 327030, 386490, 425139, 566852, 654060, 708565, 772980, 850278, 1417130, 1700556, 2125695, 2834260, 4251390, 8502780]

約数ペア:

[(1, 8502780), (2, 4251390), (3, 2834260), (4, 2125695), (5, 1700556), (6, 1417130), (10, 850278), (11, 772980), (12, 708565), (13, 654060), (15, 566852), (20, 425139), (22, 386490), (26, 327030), (30, 283426), (33, 257660), (39, 218020), (44, 193245), (52, 163515), (55, 154596), (60, 141713), (65, 130812), (66, 128830), (78, 109010), (110, 77298), (130, 65406), (132, 64415), (143, 59460), (156, 54505), (165, 51532), (195, 43604), (220, 38649), (260, 32703), (286, 29730), (330, 25766), (390, 21802), (429, 19820), (572, 14865), (660, 12883), (715, 11892), (780, 10901), (858, 9910), (991, 8580), (1430, 5946), (1716, 4955), (1982, 4290), (2145, 3964), (2860, 2973)]