209940120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:839

約数の個数: 256

約数和(自身を含む): 794304000

約数和(自身を除く): 584363880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 27, 30, 36, 38, 39, 40, 45, 52, 54, 57, 60, 65, 72, 76, 78, 90, 95, 104, 108, 114, 117, 120, 130, 135, 152, 156, 171, 180, 190, 195, 216, 228, 234, 247, 260, 270, 285, 312, 342, 351, 360, 380, 390, 456, 468, 494, 513, 520, 540, 570, 585, 684, 702, 741, 760, 780, 787, 855, 936, 988, 1026, 1080, 1140, 1170, 1235, 1368, 1404, 1482, 1560, 1574, 1710, 1755, 1976, 2052, 2223, 2280, 2340, 2361, 2470, 2565, 2808, 2964, 3148, 3420, 3510, 3705, 3935, 4104, 4446, 4680, 4722, 4940, 5130, 5928, 6296, 6669, 6840, 7020, 7083, 7410, 7870, 8892, 9444, 9880, 10231, 10260, 11115, 11805, 13338, 14040, 14166, 14820, 14953, 15740, 17784, 18888, 20462, 20520, 21249, 22230, 23610, 26676, 28332, 29640, 29906, 30693, 31480, 33345, 35415, 40924, 42498, 44460, 44859, 47220, 51155, 53352, 56664, 59812, 61386, 66690, 70830, 74765, 81848, 84996, 88920, 89718, 92079, 94440, 102310, 106245, 119624, 122772, 133380, 134577, 141660, 149530, 153465, 169992, 179436, 184158, 194389, 204620, 212490, 224295, 245544, 266760, 269154, 276237, 283320, 299060, 306930, 358872, 368316, 388778, 403731, 409240, 424980, 448590, 460395, 538308, 552474, 583167, 598120, 613860, 672885, 736632, 777556, 807462, 849960, 897180, 920790, 971945, 1076616, 1104948, 1166334, 1227720, 1345770, 1381185, 1555112, 1614924, 1749501, 1794360, 1841580, 1943890, 2018655, 2209896, 2332668, 2691540, 2762370, 2915835, 3229848, 3499002, 3683160, 3887780, 4037310, 4665336, 5248503, 5383080, 5524740, 5831670, 6998004, 7775560, 8074620, 8747505, 10497006, 11049480, 11663340, 13996008, 16149240, 17495010, 20994012, 23326680, 26242515, 34990020, 41988024, 52485030, 69980040, 104970060, 209940120]

約数ペア:

[(1, 209940120), (2, 104970060), (3, 69980040), (4, 52485030), (5, 41988024), (6, 34990020), (8, 26242515), (9, 23326680), (10, 20994012), (12, 17495010), (13, 16149240), (15, 13996008), (18, 11663340), (19, 11049480), (20, 10497006), (24, 8747505), (26, 8074620), (27, 7775560), (30, 6998004), (36, 5831670), (38, 5524740), (39, 5383080), (40, 5248503), (45, 4665336), (52, 4037310), (54, 3887780), (57, 3683160), (60, 3499002), (65, 3229848), (72, 2915835), (76, 2762370), (78, 2691540), (90, 2332668), (95, 2209896), (104, 2018655), (108, 1943890), (114, 1841580), (117, 1794360), (120, 1749501), (130, 1614924), (135, 1555112), (152, 1381185), (156, 1345770), (171, 1227720), (180, 1166334), (190, 1104948), (195, 1076616), (216, 971945), (228, 920790), (234, 897180), (247, 849960), (260, 807462), (270, 777556), (285, 736632), (312, 672885), (342, 613860), (351, 598120), (360, 583167), (380, 552474), (390, 538308), (456, 460395), (468, 448590), (494, 424980), (513, 409240), (520, 403731), (540, 388778), (570, 368316), (585, 358872), (684, 306930), (702, 299060), (741, 283320), (760, 276237), (780, 269154), (787, 266760), (855, 245544), (936, 224295), (988, 212490), (1026, 204620), (1080, 194389), (1140, 184158), (1170, 179436), (1235, 169992), (1368, 153465), (1404, 149530), (1482, 141660), (1560, 134577), (1574, 133380), (1710, 122772), (1755, 119624), (1976, 106245), (2052, 102310), (2223, 94440), (2280, 92079), (2340, 89718), (2361, 88920), (2470, 84996), (2565, 81848), (2808, 74765), (2964, 70830), (3148, 66690), (3420, 61386), (3510, 59812), (3705, 56664), (3935, 53352), (4104, 51155), (4446, 47220), (4680, 44859), (4722, 44460), (4940, 42498), (5130, 40924), (5928, 35415), (6296, 33345), (6669, 31480), (6840, 30693), (7020, 29906), (7083, 29640), (7410, 28332), (7870, 26676), (8892, 23610), (9444, 22230), (9880, 21249), (10231, 20520), (10260, 20462), (11115, 18888), (11805, 17784), (13338, 15740), (14040, 14953), (14166, 14820)]