27994240

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:150

約数の個数: 128

約数和(自身を含む): 74027520

約数和(自身を除く): 46033280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 83, 85, 124, 128, 136, 155, 160, 166, 170, 248, 272, 310, 320, 332, 340, 415, 496, 527, 544, 620, 640, 664, 680, 830, 992, 1054, 1088, 1240, 1328, 1360, 1411, 1660, 1984, 2108, 2176, 2480, 2573, 2635, 2656, 2720, 2822, 3320, 3968, 4216, 4960, 5146, 5270, 5312, 5440, 5644, 6640, 7055, 8432, 9920, 10292, 10540, 10624, 10880, 11288, 12865, 13280, 14110, 16864, 19840, 20584, 21080, 22576, 25730, 26560, 28220, 33728, 41168, 42160, 43741, 45152, 51460, 53120, 56440, 67456, 82336, 84320, 87482, 90304, 102920, 112880, 164672, 168640, 174964, 180608, 205840, 218705, 225760, 329344, 337280, 349928, 411680, 437410, 451520, 699856, 823360, 874820, 903040, 1399712, 1646720, 1749640, 2799424, 3499280, 5598848, 6998560, 13997120, 27994240]

約数ペア:

[(1, 27994240), (2, 13997120), (4, 6998560), (5, 5598848), (8, 3499280), (10, 2799424), (16, 1749640), (17, 1646720), (20, 1399712), (31, 903040), (32, 874820), (34, 823360), (40, 699856), (62, 451520), (64, 437410), (68, 411680), (80, 349928), (83, 337280), (85, 329344), (124, 225760), (128, 218705), (136, 205840), (155, 180608), (160, 174964), (166, 168640), (170, 164672), (248, 112880), (272, 102920), (310, 90304), (320, 87482), (332, 84320), (340, 82336), (415, 67456), (496, 56440), (527, 53120), (544, 51460), (620, 45152), (640, 43741), (664, 42160), (680, 41168), (830, 33728), (992, 28220), (1054, 26560), (1088, 25730), (1240, 22576), (1328, 21080), (1360, 20584), (1411, 19840), (1660, 16864), (1984, 14110), (2108, 13280), (2176, 12865), (2480, 11288), (2573, 10880), (2635, 10624), (2656, 10540), (2720, 10292), (2822, 9920), (3320, 8432), (3968, 7055), (4216, 6640), (4960, 5644), (5146, 5440), (5270, 5312)]