204474960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{14947}}^1$

素因数の和:14985

約数の個数: 120

約数和(自身を含む): 722885280

約数和(自身を除く): 518410320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 14947, 29894, 44841, 59788, 74735, 89682, 119576, 134523, 149470, 179364, 224205, 239152, 269046, 283993, 298940, 358728, 448410, 538092, 567986, 597880, 672615, 717456, 851979, 896820, 1076184, 1135972, 1195760, 1345230, 1419965, 1703958, 1793640, 2152368, 2271944, 2555937, 2690460, 2839930, 3407916, 3587280, 4259895, 4543888, 5111874, 5380920, 5679860, 6815832, 8519790, 10223748, 10761840, 11359720, 12779685, 13631664, 17039580, 20447496, 22719440, 25559370, 34079160, 40894992, 51118740, 68158320, 102237480, 204474960]

約数ペア:

[(1, 204474960), (2, 102237480), (3, 68158320), (4, 51118740), (5, 40894992), (6, 34079160), (8, 25559370), (9, 22719440), (10, 20447496), (12, 17039580), (15, 13631664), (16, 12779685), (18, 11359720), (19, 10761840), (20, 10223748), (24, 8519790), (30, 6815832), (36, 5679860), (38, 5380920), (40, 5111874), (45, 4543888), (48, 4259895), (57, 3587280), (60, 3407916), (72, 2839930), (76, 2690460), (80, 2555937), (90, 2271944), (95, 2152368), (114, 1793640), (120, 1703958), (144, 1419965), (152, 1345230), (171, 1195760), (180, 1135972), (190, 1076184), (228, 896820), (240, 851979), (285, 717456), (304, 672615), (342, 597880), (360, 567986), (380, 538092), (456, 448410), (570, 358728), (684, 298940), (720, 283993), (760, 269046), (855, 239152), (912, 224205), (1140, 179364), (1368, 149470), (1520, 134523), (1710, 119576), (2280, 89682), (2736, 74735), (3420, 59788), (4560, 44841), (6840, 29894), (13680, 14947)]