19656419760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{345577}}^1$

素因数の和:345675

約数の個数: 120

約数和(自身を含む): 66848608320

約数和(自身を除く): 47192188560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1580, 1896, 2370, 2844, 3160, 3555, 3792, 4740, 5688, 6320, 7110, 9480, 11376, 14220, 18960, 28440, 56880, 345577, 691154, 1036731, 1382308, 1727885, 2073462, 2764616, 3110193, 3455770, 4146924, 5183655, 5529232, 6220386, 6911540, 8293848, 10367310, 12440772, 13823080, 15550965, 16587696, 20734620, 24881544, 27300583, 27646160, 31101930, 41469240, 49763088, 54601166, 62203860, 81901749, 82938480, 109202332, 124407720, 136502915, 163803498, 218404664, 245705247, 248815440, 273005830, 327606996, 409508745, 436809328, 491410494, 546011660, 655213992, 819017490, 982820988, 1092023320, 1228526235, 1310427984, 1638034980, 1965641976, 2184046640, 2457052470, 3276069960, 3931283952, 4914104940, 6552139920, 9828209880, 19656419760]

約数ペア:

[(1, 19656419760), (2, 9828209880), (3, 6552139920), (4, 4914104940), (5, 3931283952), (6, 3276069960), (8, 2457052470), (9, 2184046640), (10, 1965641976), (12, 1638034980), (15, 1310427984), (16, 1228526235), (18, 1092023320), (20, 982820988), (24, 819017490), (30, 655213992), (36, 546011660), (40, 491410494), (45, 436809328), (48, 409508745), (60, 327606996), (72, 273005830), (79, 248815440), (80, 245705247), (90, 218404664), (120, 163803498), (144, 136502915), (158, 124407720), (180, 109202332), (237, 82938480), (240, 81901749), (316, 62203860), (360, 54601166), (395, 49763088), (474, 41469240), (632, 31101930), (711, 27646160), (720, 27300583), (790, 24881544), (948, 20734620), (1185, 16587696), (1264, 15550965), (1422, 13823080), (1580, 12440772), (1896, 10367310), (2370, 8293848), (2844, 6911540), (3160, 6220386), (3555, 5529232), (3792, 5183655), (4740, 4146924), (5688, 3455770), (6320, 3110193), (7110, 2764616), (9480, 2073462), (11376, 1727885), (14220, 1382308), (18960, 1036731), (28440, 691154), (56880, 345577)]