222204280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:269

約数の個数: 128

約数和(自身を含む): 557383680

約数和(自身を除く): 335179400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 83, 85, 124, 127, 136, 155, 166, 170, 248, 254, 310, 332, 340, 415, 508, 527, 620, 635, 664, 680, 830, 1016, 1054, 1240, 1270, 1411, 1660, 2108, 2159, 2540, 2573, 2635, 2822, 3320, 3937, 4216, 4318, 5080, 5146, 5270, 5644, 7055, 7874, 8636, 10292, 10540, 10541, 10795, 11288, 12865, 14110, 15748, 17272, 19685, 20584, 21080, 21082, 21590, 25730, 28220, 31496, 39370, 42164, 43180, 43741, 51460, 52705, 56440, 66929, 78740, 84328, 86360, 87482, 102920, 105410, 133858, 157480, 174964, 179197, 210820, 218705, 267716, 326771, 334645, 349928, 358394, 421640, 437410, 535432, 653542, 669290, 716788, 874820, 895985, 1307084, 1338580, 1433576, 1633855, 1749640, 1791970, 2614168, 2677160, 3267710, 3583940, 5555107, 6535420, 7167880, 11110214, 13070840, 22220428, 27775535, 44440856, 55551070, 111102140, 222204280]

約数ペア:

[(1, 222204280), (2, 111102140), (4, 55551070), (5, 44440856), (8, 27775535), (10, 22220428), (17, 13070840), (20, 11110214), (31, 7167880), (34, 6535420), (40, 5555107), (62, 3583940), (68, 3267710), (83, 2677160), (85, 2614168), (124, 1791970), (127, 1749640), (136, 1633855), (155, 1433576), (166, 1338580), (170, 1307084), (248, 895985), (254, 874820), (310, 716788), (332, 669290), (340, 653542), (415, 535432), (508, 437410), (527, 421640), (620, 358394), (635, 349928), (664, 334645), (680, 326771), (830, 267716), (1016, 218705), (1054, 210820), (1240, 179197), (1270, 174964), (1411, 157480), (1660, 133858), (2108, 105410), (2159, 102920), (2540, 87482), (2573, 86360), (2635, 84328), (2822, 78740), (3320, 66929), (3937, 56440), (4216, 52705), (4318, 51460), (5080, 43741), (5146, 43180), (5270, 42164), (5644, 39370), (7055, 31496), (7874, 28220), (8636, 25730), (10292, 21590), (10540, 21082), (10541, 21080), (10795, 20584), (11288, 19685), (12865, 17272), (14110, 15748)]