30998880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:154

約数の個数: 288

約数和(自身を含む): 122653440

約数和(自身を除く): 91654560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 19, 20, 22, 24, 30, 32, 33, 36, 38, 40, 44, 45, 48, 55, 57, 60, 66, 72, 76, 80, 88, 90, 95, 96, 99, 103, 110, 114, 120, 132, 144, 152, 160, 165, 171, 176, 180, 190, 198, 206, 209, 220, 228, 240, 264, 285, 288, 304, 309, 330, 342, 352, 360, 380, 396, 412, 418, 440, 456, 480, 495, 515, 528, 570, 608, 618, 627, 660, 684, 720, 760, 792, 824, 836, 855, 880, 912, 927, 990, 1030, 1045, 1056, 1133, 1140, 1236, 1254, 1320, 1368, 1440, 1520, 1545, 1584, 1648, 1672, 1710, 1760, 1824, 1854, 1881, 1957, 1980, 2060, 2090, 2266, 2280, 2472, 2508, 2640, 2736, 3040, 3090, 3135, 3168, 3296, 3344, 3399, 3420, 3708, 3762, 3914, 3960, 4120, 4180, 4532, 4560, 4635, 4944, 5016, 5280, 5472, 5665, 5871, 6180, 6270, 6688, 6798, 6840, 7416, 7524, 7828, 7920, 8240, 8360, 9064, 9120, 9270, 9405, 9785, 9888, 10032, 10197, 11330, 11742, 12360, 12540, 13596, 13680, 14832, 15048, 15656, 15840, 16480, 16720, 16995, 17613, 18128, 18540, 18810, 19570, 20064, 20394, 21527, 22660, 23484, 24720, 25080, 27192, 27360, 29355, 29664, 30096, 31312, 33440, 33990, 35226, 36256, 37080, 37620, 39140, 40788, 43054, 45320, 46968, 49440, 50160, 50985, 54384, 58710, 60192, 62624, 64581, 67980, 70452, 74160, 75240, 78280, 81576, 86108, 88065, 90640, 93936, 100320, 101970, 107635, 108768, 117420, 129162, 135960, 140904, 148320, 150480, 156560, 163152, 172216, 176130, 181280, 187872, 193743, 203940, 215270, 234840, 258324, 271920, 281808, 300960, 313120, 322905, 326304, 344432, 352260, 387486, 407880, 430540, 469680, 516648, 543840, 563616, 645810, 688864, 704520, 774972, 815760, 861080, 939360, 968715, 1033296, 1291620, 1409040, 1549944, 1631520, 1722160, 1937430, 2066592, 2583240, 2818080, 3099888, 3444320, 3874860, 5166480, 6199776, 7749720, 10332960, 15499440, 30998880]

約数ペア:

[(1, 30998880), (2, 15499440), (3, 10332960), (4, 7749720), (5, 6199776), (6, 5166480), (8, 3874860), (9, 3444320), (10, 3099888), (11, 2818080), (12, 2583240), (15, 2066592), (16, 1937430), (18, 1722160), (19, 1631520), (20, 1549944), (22, 1409040), (24, 1291620), (30, 1033296), (32, 968715), (33, 939360), (36, 861080), (38, 815760), (40, 774972), (44, 704520), (45, 688864), (48, 645810), (55, 563616), (57, 543840), (60, 516648), (66, 469680), (72, 430540), (76, 407880), (80, 387486), (88, 352260), (90, 344432), (95, 326304), (96, 322905), (99, 313120), (103, 300960), (110, 281808), (114, 271920), (120, 258324), (132, 234840), (144, 215270), (152, 203940), (160, 193743), (165, 187872), (171, 181280), (176, 176130), (180, 172216), (190, 163152), (198, 156560), (206, 150480), (209, 148320), (220, 140904), (228, 135960), (240, 129162), (264, 117420), (285, 108768), (288, 107635), (304, 101970), (309, 100320), (330, 93936), (342, 90640), (352, 88065), (360, 86108), (380, 81576), (396, 78280), (412, 75240), (418, 74160), (440, 70452), (456, 67980), (480, 64581), (495, 62624), (515, 60192), (528, 58710), (570, 54384), (608, 50985), (618, 50160), (627, 49440), (660, 46968), (684, 45320), (720, 43054), (760, 40788), (792, 39140), (824, 37620), (836, 37080), (855, 36256), (880, 35226), (912, 33990), (927, 33440), (990, 31312), (1030, 30096), (1045, 29664), (1056, 29355), (1133, 27360), (1140, 27192), (1236, 25080), (1254, 24720), (1320, 23484), (1368, 22660), (1440, 21527), (1520, 20394), (1545, 20064), (1584, 19570), (1648, 18810), (1672, 18540), (1710, 18128), (1760, 17613), (1824, 16995), (1854, 16720), (1881, 16480), (1957, 15840), (1980, 15656), (2060, 15048), (2090, 14832), (2266, 13680), (2280, 13596), (2472, 12540), (2508, 12360), (2640, 11742), (2736, 11330), (3040, 10197), (3090, 10032), (3135, 9888), (3168, 9785), (3296, 9405), (3344, 9270), (3399, 9120), (3420, 9064), (3708, 8360), (3762, 8240), (3914, 7920), (3960, 7828), (4120, 7524), (4180, 7416), (4532, 6840), (4560, 6798), (4635, 6688), (4944, 6270), (5016, 6180), (5280, 5871), (5472, 5665)]