1919294520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{111847}}^1$

素因数の和:111885

約数の個数: 128

約数和(自身を含む): 6764567040

約数和(自身を除く): 4845272520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 5720, 8580, 17160, 111847, 223694, 335541, 447388, 559235, 671082, 894776, 1118470, 1230317, 1342164, 1454011, 1677705, 2236940, 2460634, 2684328, 2908022, 3355410, 3690951, 4362033, 4473880, 4921268, 5816044, 6151585, 6710820, 7270055, 7381902, 8724066, 9842536, 11632088, 12303170, 13421640, 14540110, 14763804, 15994121, 17448132, 18454755, 21810165, 24606340, 29080220, 29527608, 31988242, 34896264, 36909510, 43620330, 47982363, 49212680, 58160440, 63976484, 73819020, 79970605, 87240660, 95964726, 127952968, 147638040, 159941210, 174481320, 191929452, 239911815, 319882420, 383858904, 479823630, 639764840, 959647260, 1919294520]

約数ペア:

[(1, 1919294520), (2, 959647260), (3, 639764840), (4, 479823630), (5, 383858904), (6, 319882420), (8, 239911815), (10, 191929452), (11, 174481320), (12, 159941210), (13, 147638040), (15, 127952968), (20, 95964726), (22, 87240660), (24, 79970605), (26, 73819020), (30, 63976484), (33, 58160440), (39, 49212680), (40, 47982363), (44, 43620330), (52, 36909510), (55, 34896264), (60, 31988242), (65, 29527608), (66, 29080220), (78, 24606340), (88, 21810165), (104, 18454755), (110, 17448132), (120, 15994121), (130, 14763804), (132, 14540110), (143, 13421640), (156, 12303170), (165, 11632088), (195, 9842536), (220, 8724066), (260, 7381902), (264, 7270055), (286, 6710820), (312, 6151585), (330, 5816044), (390, 4921268), (429, 4473880), (440, 4362033), (520, 3690951), (572, 3355410), (660, 2908022), (715, 2684328), (780, 2460634), (858, 2236940), (1144, 1677705), (1320, 1454011), (1430, 1342164), (1560, 1230317), (1716, 1118470), (2145, 894776), (2860, 671082), (3432, 559235), (4290, 447388), (5720, 335541), (8580, 223694), (17160, 111847)]