90462680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1277}}^1$

素因数の和:1329

約数の個数: 128

約数和(自身を含む): 265006080

約数和(自身を除く): 174543400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 88, 92, 110, 115, 140, 154, 161, 184, 220, 230, 253, 280, 308, 322, 385, 440, 460, 506, 616, 644, 770, 805, 920, 1012, 1265, 1277, 1288, 1540, 1610, 1771, 2024, 2530, 2554, 3080, 3220, 3542, 5060, 5108, 6385, 6440, 7084, 8855, 8939, 10120, 10216, 12770, 14047, 14168, 17710, 17878, 25540, 28094, 29371, 35420, 35756, 44695, 51080, 56188, 58742, 70235, 70840, 71512, 89390, 98329, 112376, 117484, 140470, 146855, 178780, 196658, 205597, 234968, 280940, 293710, 323081, 357560, 393316, 411194, 491645, 561880, 587420, 646162, 786632, 822388, 983290, 1027985, 1174840, 1292324, 1615405, 1644776, 1966580, 2055970, 2261567, 2584648, 3230810, 3933160, 4111940, 4523134, 6461620, 8223880, 9046268, 11307835, 12923240, 18092536, 22615670, 45231340, 90462680]

約数ペア:

[(1, 90462680), (2, 45231340), (4, 22615670), (5, 18092536), (7, 12923240), (8, 11307835), (10, 9046268), (11, 8223880), (14, 6461620), (20, 4523134), (22, 4111940), (23, 3933160), (28, 3230810), (35, 2584648), (40, 2261567), (44, 2055970), (46, 1966580), (55, 1644776), (56, 1615405), (70, 1292324), (77, 1174840), (88, 1027985), (92, 983290), (110, 822388), (115, 786632), (140, 646162), (154, 587420), (161, 561880), (184, 491645), (220, 411194), (230, 393316), (253, 357560), (280, 323081), (308, 293710), (322, 280940), (385, 234968), (440, 205597), (460, 196658), (506, 178780), (616, 146855), (644, 140470), (770, 117484), (805, 112376), (920, 98329), (1012, 89390), (1265, 71512), (1277, 70840), (1288, 70235), (1540, 58742), (1610, 56188), (1771, 51080), (2024, 44695), (2530, 35756), (2554, 35420), (3080, 29371), (3220, 28094), (3542, 25540), (5060, 17878), (5108, 17710), (6385, 14168), (6440, 14047), (7084, 12770), (8855, 10216), (8939, 10120)]