2154221640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2687}}^1$

素因数の和:2852

約数の個数: 192

約数和(自身を含む): 7472424960

約数和(自身を除く): 5318203320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 131, 136, 153, 170, 180, 204, 255, 262, 306, 340, 360, 393, 408, 510, 524, 612, 655, 680, 765, 786, 1020, 1048, 1179, 1224, 1310, 1530, 1572, 1965, 2040, 2227, 2358, 2620, 2687, 3060, 3144, 3930, 4454, 4716, 5240, 5374, 5895, 6120, 6681, 7860, 8061, 8908, 9432, 10748, 11135, 11790, 13362, 13435, 15720, 16122, 17816, 20043, 21496, 22270, 23580, 24183, 26724, 26870, 32244, 33405, 40086, 40305, 44540, 45679, 47160, 48366, 53448, 53740, 64488, 66810, 80172, 80610, 89080, 91358, 96732, 100215, 107480, 120915, 133620, 137037, 160344, 161220, 182716, 193464, 200430, 228395, 241830, 267240, 274074, 322440, 351997, 365432, 400860, 411111, 456790, 483660, 548148, 685185, 703994, 801720, 822222, 913580, 967320, 1055991, 1096296, 1370370, 1407988, 1644444, 1759985, 1827160, 2055555, 2111982, 2740740, 2815976, 3167973, 3288888, 3519970, 4111110, 4223964, 5279955, 5481480, 5983949, 6335946, 7039940, 8222220, 8447928, 10559910, 11967898, 12671892, 14079880, 15839865, 16444440, 17951847, 21119820, 23935796, 25343784, 29919745, 31679730, 35903694, 42239640, 47871592, 53855541, 59839490, 63359460, 71807388, 89759235, 107711082, 119678980, 126718920, 143614776, 179518470, 215422164, 239357960, 269277705, 359036940, 430844328, 538555410, 718073880, 1077110820, 2154221640]

約数ペア:

[(1, 2154221640), (2, 1077110820), (3, 718073880), (4, 538555410), (5, 430844328), (6, 359036940), (8, 269277705), (9, 239357960), (10, 215422164), (12, 179518470), (15, 143614776), (17, 126718920), (18, 119678980), (20, 107711082), (24, 89759235), (30, 71807388), (34, 63359460), (36, 59839490), (40, 53855541), (45, 47871592), (51, 42239640), (60, 35903694), (68, 31679730), (72, 29919745), (85, 25343784), (90, 23935796), (102, 21119820), (120, 17951847), (131, 16444440), (136, 15839865), (153, 14079880), (170, 12671892), (180, 11967898), (204, 10559910), (255, 8447928), (262, 8222220), (306, 7039940), (340, 6335946), (360, 5983949), (393, 5481480), (408, 5279955), (510, 4223964), (524, 4111110), (612, 3519970), (655, 3288888), (680, 3167973), (765, 2815976), (786, 2740740), (1020, 2111982), (1048, 2055555), (1179, 1827160), (1224, 1759985), (1310, 1644444), (1530, 1407988), (1572, 1370370), (1965, 1096296), (2040, 1055991), (2227, 967320), (2358, 913580), (2620, 822222), (2687, 801720), (3060, 703994), (3144, 685185), (3930, 548148), (4454, 483660), (4716, 456790), (5240, 411111), (5374, 400860), (5895, 365432), (6120, 351997), (6681, 322440), (7860, 274074), (8061, 267240), (8908, 241830), (9432, 228395), (10748, 200430), (11135, 193464), (11790, 182716), (13362, 161220), (13435, 160344), (15720, 137037), (16122, 133620), (17816, 120915), (20043, 107480), (21496, 100215), (22270, 96732), (23580, 91358), (24183, 89080), (26724, 80610), (26870, 80172), (32244, 66810), (33405, 64488), (40086, 53740), (40305, 53448), (44540, 48366), (45679, 47160)]