2818080

素因数分解:

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

素因数の和:143

約数の個数: 144

約数和(自身を含む): 10221120

約数和(自身を除く): 7403040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 103, 114, 120, 144, 152, 160, 171, 180, 190, 206, 228, 240, 285, 288, 304, 309, 342, 360, 380, 412, 456, 480, 515, 570, 608, 618, 684, 720, 760, 824, 855, 912, 927, 1030, 1140, 1236, 1368, 1440, 1520, 1545, 1648, 1710, 1824, 1854, 1957, 2060, 2280, 2472, 2736, 3040, 3090, 3296, 3420, 3708, 3914, 4120, 4560, 4635, 4944, 5472, 5871, 6180, 6840, 7416, 7828, 8240, 9120, 9270, 9785, 9888, 11742, 12360, 13680, 14832, 15656, 16480, 17613, 18540, 19570, 23484, 24720, 27360, 29355, 29664, 31312, 35226, 37080, 39140, 46968, 49440, 58710, 62624, 70452, 74160, 78280, 88065, 93936, 117420, 140904, 148320, 156560, 176130, 187872, 234840, 281808, 313120, 352260, 469680, 563616, 704520, 939360, 1409040, 2818080]

約数ペア:

[(1, 2818080), (2, 1409040), (3, 939360), (4, 704520), (5, 563616), (6, 469680), (8, 352260), (9, 313120), (10, 281808), (12, 234840), (15, 187872), (16, 176130), (18, 156560), (19, 148320), (20, 140904), (24, 117420), (30, 93936), (32, 88065), (36, 78280), (38, 74160), (40, 70452), (45, 62624), (48, 58710), (57, 49440), (60, 46968), (72, 39140), (76, 37080), (80, 35226), (90, 31312), (95, 29664), (96, 29355), (103, 27360), (114, 24720), (120, 23484), (144, 19570), (152, 18540), (160, 17613), (171, 16480), (180, 15656), (190, 14832), (206, 13680), (228, 12360), (240, 11742), (285, 9888), (288, 9785), (304, 9270), (309, 9120), (342, 8240), (360, 7828), (380, 7416), (412, 6840), (456, 6180), (480, 5871), (515, 5472), (570, 4944), (608, 4635), (618, 4560), (684, 4120), (720, 3914), (760, 3708), (824, 3420), (855, 3296), (912, 3090), (927, 3040), (1030, 2736), (1140, 2472), (1236, 2280), (1368, 2060), (1440, 1957), (1520, 1854), (1545, 1824), (1648, 1710)]