19943800020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{21997}}^1$

素因数の和:22111

約数の個数: 192

約数和(自身を含む): 65634992640

約数和(自身を除く): 45691192620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 73, 90, 92, 108, 115, 135, 138, 146, 180, 207, 219, 230, 270, 276, 292, 345, 365, 414, 438, 460, 540, 621, 657, 690, 730, 828, 876, 1035, 1095, 1242, 1314, 1380, 1460, 1679, 1971, 2070, 2190, 2484, 2628, 3105, 3285, 3358, 3942, 4140, 4380, 5037, 6210, 6570, 6716, 7884, 8395, 9855, 10074, 12420, 13140, 15111, 16790, 19710, 20148, 21997, 25185, 30222, 33580, 39420, 43994, 45333, 50370, 60444, 65991, 75555, 87988, 90666, 100740, 109985, 131982, 151110, 181332, 197973, 219970, 226665, 263964, 302220, 329955, 395946, 439940, 453330, 505931, 593919, 659910, 791892, 906660, 989865, 1011862, 1187838, 1319820, 1517793, 1605781, 1979730, 2023724, 2375676, 2529655, 2969595, 3035586, 3211562, 3959460, 4553379, 4817343, 5059310, 5939190, 6071172, 6423124, 7588965, 8028905, 9106758, 9634686, 10118620, 11878380, 13660137, 14452029, 15177930, 16057810, 18213516, 19269372, 22766895, 24086715, 27320274, 28904058, 30355860, 32115620, 36932963, 43356087, 45533790, 48173430, 54640548, 57808116, 68300685, 72260145, 73865926, 86712174, 91067580, 96346860, 110798889, 136601370, 144520290, 147731852, 173424348, 184664815, 216780435, 221597778, 273202740, 289040580, 332396667, 369329630, 433560870, 443195556, 553994445, 664793334, 738659260, 867121740, 997190001, 1107988890, 1329586668, 1661983335, 1994380002, 2215977780, 3323966670, 3988760004, 4985950005, 6647933340, 9971900010, 19943800020]

約数ペア:

[(1, 19943800020), (2, 9971900010), (3, 6647933340), (4, 4985950005), (5, 3988760004), (6, 3323966670), (9, 2215977780), (10, 1994380002), (12, 1661983335), (15, 1329586668), (18, 1107988890), (20, 997190001), (23, 867121740), (27, 738659260), (30, 664793334), (36, 553994445), (45, 443195556), (46, 433560870), (54, 369329630), (60, 332396667), (69, 289040580), (73, 273202740), (90, 221597778), (92, 216780435), (108, 184664815), (115, 173424348), (135, 147731852), (138, 144520290), (146, 136601370), (180, 110798889), (207, 96346860), (219, 91067580), (230, 86712174), (270, 73865926), (276, 72260145), (292, 68300685), (345, 57808116), (365, 54640548), (414, 48173430), (438, 45533790), (460, 43356087), (540, 36932963), (621, 32115620), (657, 30355860), (690, 28904058), (730, 27320274), (828, 24086715), (876, 22766895), (1035, 19269372), (1095, 18213516), (1242, 16057810), (1314, 15177930), (1380, 14452029), (1460, 13660137), (1679, 11878380), (1971, 10118620), (2070, 9634686), (2190, 9106758), (2484, 8028905), (2628, 7588965), (3105, 6423124), (3285, 6071172), (3358, 5939190), (3942, 5059310), (4140, 4817343), (4380, 4553379), (5037, 3959460), (6210, 3211562), (6570, 3035586), (6716, 2969595), (7884, 2529655), (8395, 2375676), (9855, 2023724), (10074, 1979730), (12420, 1605781), (13140, 1517793), (15111, 1319820), (16790, 1187838), (19710, 1011862), (20148, 989865), (21997, 906660), (25185, 791892), (30222, 659910), (33580, 593919), (39420, 505931), (43994, 453330), (45333, 439940), (50370, 395946), (60444, 329955), (65991, 302220), (75555, 263964), (87988, 226665), (90666, 219970), (100740, 197973), (109985, 181332), (131982, 151110)]