19067880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{719}}^1$

素因数の和:763

約数の個数: 128

約数和(自身を含む): 65318400

約数和(自身を除く): 46250520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 719, 780, 884, 1020, 1105, 1326, 1438, 1560, 1768, 2040, 2157, 2210, 2652, 2876, 3315, 3595, 4314, 4420, 5304, 5752, 6630, 7190, 8628, 8840, 9347, 10785, 12223, 13260, 14380, 17256, 18694, 21570, 24446, 26520, 28041, 28760, 36669, 37388, 43140, 46735, 48892, 56082, 61115, 73338, 74776, 86280, 93470, 97784, 112164, 122230, 140205, 146676, 158899, 183345, 186940, 224328, 244460, 280410, 293352, 317798, 366690, 373880, 476697, 488920, 560820, 635596, 733380, 794495, 953394, 1121640, 1271192, 1466760, 1588990, 1906788, 2383485, 3177980, 3813576, 4766970, 6355960, 9533940, 19067880]

約数ペア:

[(1, 19067880), (2, 9533940), (3, 6355960), (4, 4766970), (5, 3813576), (6, 3177980), (8, 2383485), (10, 1906788), (12, 1588990), (13, 1466760), (15, 1271192), (17, 1121640), (20, 953394), (24, 794495), (26, 733380), (30, 635596), (34, 560820), (39, 488920), (40, 476697), (51, 373880), (52, 366690), (60, 317798), (65, 293352), (68, 280410), (78, 244460), (85, 224328), (102, 186940), (104, 183345), (120, 158899), (130, 146676), (136, 140205), (156, 122230), (170, 112164), (195, 97784), (204, 93470), (221, 86280), (255, 74776), (260, 73338), (312, 61115), (340, 56082), (390, 48892), (408, 46735), (442, 43140), (510, 37388), (520, 36669), (663, 28760), (680, 28041), (719, 26520), (780, 24446), (884, 21570), (1020, 18694), (1105, 17256), (1326, 14380), (1438, 13260), (1560, 12223), (1768, 10785), (2040, 9347), (2157, 8840), (2210, 8628), (2652, 7190), (2876, 6630), (3315, 5752), (3595, 5304), (4314, 4420)]