2018519820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{1901}}^1$

素因数の和:2280

約数の個数: 144

約数和(自身を含む): 6505113888

約数和(自身を除く): 4486594068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 347, 510, 612, 694, 765, 1020, 1041, 1388, 1530, 1735, 1901, 2082, 3060, 3123, 3470, 3802, 4164, 5205, 5703, 5899, 6246, 6940, 7604, 9505, 10410, 11406, 11798, 12492, 15615, 17109, 17697, 19010, 20820, 22812, 23596, 28515, 29495, 31230, 32317, 34218, 35394, 38020, 53091, 57030, 58990, 62460, 64634, 68436, 70788, 85545, 88485, 96951, 106182, 114060, 117980, 129268, 161585, 171090, 176970, 193902, 212364, 265455, 290853, 323170, 342180, 353940, 387804, 484755, 530910, 581706, 646340, 659647, 969510, 1061820, 1163412, 1319294, 1454265, 1939020, 1978941, 2638588, 2908530, 3298235, 3957882, 5817060, 5936823, 6596470, 7915764, 9894705, 11213999, 11873646, 13192940, 19789410, 22427998, 23747292, 29684115, 33641997, 39578820, 44855996, 56069995, 59368230, 67283994, 100925991, 112139990, 118736460, 134567988, 168209985, 201851982, 224279980, 336419970, 403703964, 504629955, 672839940, 1009259910, 2018519820]

約数ペア:

[(1, 2018519820), (2, 1009259910), (3, 672839940), (4, 504629955), (5, 403703964), (6, 336419970), (9, 224279980), (10, 201851982), (12, 168209985), (15, 134567988), (17, 118736460), (18, 112139990), (20, 100925991), (30, 67283994), (34, 59368230), (36, 56069995), (45, 44855996), (51, 39578820), (60, 33641997), (68, 29684115), (85, 23747292), (90, 22427998), (102, 19789410), (153, 13192940), (170, 11873646), (180, 11213999), (204, 9894705), (255, 7915764), (306, 6596470), (340, 5936823), (347, 5817060), (510, 3957882), (612, 3298235), (694, 2908530), (765, 2638588), (1020, 1978941), (1041, 1939020), (1388, 1454265), (1530, 1319294), (1735, 1163412), (1901, 1061820), (2082, 969510), (3060, 659647), (3123, 646340), (3470, 581706), (3802, 530910), (4164, 484755), (5205, 387804), (5703, 353940), (5899, 342180), (6246, 323170), (6940, 290853), (7604, 265455), (9505, 212364), (10410, 193902), (11406, 176970), (11798, 171090), (12492, 161585), (15615, 129268), (17109, 117980), (17697, 114060), (19010, 106182), (20820, 96951), (22812, 88485), (23596, 85545), (28515, 70788), (29495, 68436), (31230, 64634), (32317, 62460), (34218, 58990), (35394, 57030), (38020, 53091)]