2019409080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{31573}}^1$

素因数の和:31641

約数の個数: 128

約数和(自身を含む): 6683584320

約数和(自身を除く): 4664175240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 41, 52, 60, 65, 78, 82, 104, 120, 123, 130, 156, 164, 195, 205, 246, 260, 312, 328, 390, 410, 492, 520, 533, 615, 780, 820, 984, 1066, 1230, 1560, 1599, 1640, 2132, 2460, 2665, 3198, 4264, 4920, 5330, 6396, 7995, 10660, 12792, 15990, 21320, 31573, 31980, 63146, 63960, 94719, 126292, 157865, 189438, 252584, 315730, 378876, 410449, 473595, 631460, 757752, 820898, 947190, 1231347, 1262920, 1294493, 1641796, 1894380, 2052245, 2462694, 2588986, 3283592, 3788760, 3883479, 4104490, 4925388, 5177972, 6156735, 6472465, 7766958, 8208980, 9850776, 10355944, 12313470, 12944930, 15533916, 16417960, 16828409, 19417395, 24626940, 25889860, 31067832, 33656818, 38834790, 49253880, 50485227, 51779720, 67313636, 77669580, 84142045, 100970454, 134627272, 155339160, 168284090, 201940908, 252426135, 336568180, 403881816, 504852270, 673136360, 1009704540, 2019409080]

約数ペア:

[(1, 2019409080), (2, 1009704540), (3, 673136360), (4, 504852270), (5, 403881816), (6, 336568180), (8, 252426135), (10, 201940908), (12, 168284090), (13, 155339160), (15, 134627272), (20, 100970454), (24, 84142045), (26, 77669580), (30, 67313636), (39, 51779720), (40, 50485227), (41, 49253880), (52, 38834790), (60, 33656818), (65, 31067832), (78, 25889860), (82, 24626940), (104, 19417395), (120, 16828409), (123, 16417960), (130, 15533916), (156, 12944930), (164, 12313470), (195, 10355944), (205, 9850776), (246, 8208980), (260, 7766958), (312, 6472465), (328, 6156735), (390, 5177972), (410, 4925388), (492, 4104490), (520, 3883479), (533, 3788760), (615, 3283592), (780, 2588986), (820, 2462694), (984, 2052245), (1066, 1894380), (1230, 1641796), (1560, 1294493), (1599, 1262920), (1640, 1231347), (2132, 947190), (2460, 820898), (2665, 757752), (3198, 631460), (4264, 473595), (4920, 410449), (5330, 378876), (6396, 315730), (7995, 252584), (10660, 189438), (12792, 157865), (15990, 126292), (21320, 94719), (31573, 63960), (31980, 63146)]