18324540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 61641216

約数和(自身を除く): 43316676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 41, 45, 52, 60, 65, 78, 82, 90, 117, 123, 130, 156, 164, 180, 191, 195, 205, 234, 246, 260, 369, 382, 390, 410, 468, 492, 533, 573, 585, 615, 738, 764, 780, 820, 955, 1066, 1146, 1170, 1230, 1476, 1599, 1719, 1845, 1910, 2132, 2292, 2340, 2460, 2483, 2665, 2865, 3198, 3438, 3690, 3820, 4797, 4966, 5330, 5730, 6396, 6876, 7380, 7449, 7831, 7995, 8595, 9594, 9932, 10660, 11460, 12415, 14898, 15662, 15990, 17190, 19188, 22347, 23493, 23985, 24830, 29796, 31324, 31980, 34380, 37245, 39155, 44694, 46986, 47970, 49660, 70479, 74490, 78310, 89388, 93972, 95940, 101803, 111735, 117465, 140958, 148980, 156620, 203606, 223470, 234930, 281916, 305409, 352395, 407212, 446940, 469860, 509015, 610818, 704790, 916227, 1018030, 1221636, 1409580, 1527045, 1832454, 2036060, 3054090, 3664908, 4581135, 6108180, 9162270, 18324540]

約数ペア:

[(1, 18324540), (2, 9162270), (3, 6108180), (4, 4581135), (5, 3664908), (6, 3054090), (9, 2036060), (10, 1832454), (12, 1527045), (13, 1409580), (15, 1221636), (18, 1018030), (20, 916227), (26, 704790), (30, 610818), (36, 509015), (39, 469860), (41, 446940), (45, 407212), (52, 352395), (60, 305409), (65, 281916), (78, 234930), (82, 223470), (90, 203606), (117, 156620), (123, 148980), (130, 140958), (156, 117465), (164, 111735), (180, 101803), (191, 95940), (195, 93972), (205, 89388), (234, 78310), (246, 74490), (260, 70479), (369, 49660), (382, 47970), (390, 46986), (410, 44694), (468, 39155), (492, 37245), (533, 34380), (573, 31980), (585, 31324), (615, 29796), (738, 24830), (764, 23985), (780, 23493), (820, 22347), (955, 19188), (1066, 17190), (1146, 15990), (1170, 15662), (1230, 14898), (1476, 12415), (1599, 11460), (1719, 10660), (1845, 9932), (1910, 9594), (2132, 8595), (2292, 7995), (2340, 7831), (2460, 7449), (2483, 7380), (2665, 6876), (2865, 6396), (3198, 5730), (3438, 5330), (3690, 4966), (3820, 4797)]