243176820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:262

約数の個数: 144

約数和(自身を含む): 732251520

約数和(自身を除く): 489074700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 103, 109, 114, 190, 206, 218, 228, 285, 309, 327, 361, 380, 412, 436, 515, 545, 570, 618, 654, 722, 1030, 1083, 1090, 1140, 1236, 1308, 1444, 1545, 1635, 1805, 1957, 2060, 2071, 2166, 2180, 3090, 3270, 3610, 3914, 4142, 4332, 5415, 5871, 6180, 6213, 6540, 7220, 7828, 8284, 9785, 10355, 10830, 11227, 11742, 12426, 19570, 20710, 21660, 22454, 23484, 24852, 29355, 31065, 33681, 37183, 39140, 39349, 41420, 44908, 56135, 58710, 62130, 67362, 74366, 78698, 111549, 112270, 117420, 118047, 124260, 134724, 148732, 157396, 168405, 185915, 196745, 213313, 223098, 224540, 236094, 336810, 371830, 393490, 426626, 446196, 472188, 557745, 590235, 639939, 673620, 743660, 786980, 853252, 1066565, 1115490, 1180470, 1279878, 2133130, 2230980, 2360940, 2559756, 3199695, 4052947, 4266260, 6399390, 8105894, 12158841, 12798780, 16211788, 20264735, 24317682, 40529470, 48635364, 60794205, 81058940, 121588410, 243176820]

約数ペア:

[(1, 243176820), (2, 121588410), (3, 81058940), (4, 60794205), (5, 48635364), (6, 40529470), (10, 24317682), (12, 20264735), (15, 16211788), (19, 12798780), (20, 12158841), (30, 8105894), (38, 6399390), (57, 4266260), (60, 4052947), (76, 3199695), (95, 2559756), (103, 2360940), (109, 2230980), (114, 2133130), (190, 1279878), (206, 1180470), (218, 1115490), (228, 1066565), (285, 853252), (309, 786980), (327, 743660), (361, 673620), (380, 639939), (412, 590235), (436, 557745), (515, 472188), (545, 446196), (570, 426626), (618, 393490), (654, 371830), (722, 336810), (1030, 236094), (1083, 224540), (1090, 223098), (1140, 213313), (1236, 196745), (1308, 185915), (1444, 168405), (1545, 157396), (1635, 148732), (1805, 134724), (1957, 124260), (2060, 118047), (2071, 117420), (2166, 112270), (2180, 111549), (3090, 78698), (3270, 74366), (3610, 67362), (3914, 62130), (4142, 58710), (4332, 56135), (5415, 44908), (5871, 41420), (6180, 39349), (6213, 39140), (6540, 37183), (7220, 33681), (7828, 31065), (8284, 29355), (9785, 24852), (10355, 23484), (10830, 22454), (11227, 21660), (11742, 20710), (12426, 19570)]