631671720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:472

約数の個数: 256

約数和(自身を含む): 2166912000

約数和(自身を除く): 1535240280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 43, 51, 57, 60, 68, 76, 85, 86, 95, 102, 114, 120, 129, 136, 152, 170, 172, 190, 204, 215, 228, 255, 258, 285, 323, 340, 344, 379, 380, 408, 430, 456, 510, 516, 570, 645, 646, 680, 731, 758, 760, 817, 860, 969, 1020, 1032, 1137, 1140, 1290, 1292, 1462, 1516, 1615, 1634, 1720, 1895, 1938, 2040, 2193, 2274, 2280, 2451, 2580, 2584, 2924, 3032, 3230, 3268, 3655, 3790, 3876, 4085, 4386, 4548, 4845, 4902, 5160, 5685, 5848, 6443, 6460, 6536, 7201, 7310, 7580, 7752, 8170, 8772, 9096, 9690, 9804, 10965, 11370, 12255, 12886, 12920, 13889, 14402, 14620, 15160, 16297, 16340, 17544, 19329, 19380, 19608, 21603, 21930, 22740, 24510, 25772, 27778, 28804, 29240, 32215, 32594, 32680, 36005, 38658, 38760, 41667, 43206, 43860, 45480, 48891, 49020, 51544, 55556, 57608, 64430, 65188, 69445, 72010, 77316, 81485, 83334, 86412, 87720, 96645, 97782, 98040, 108015, 111112, 122417, 128860, 130376, 138890, 144020, 154632, 162970, 166668, 172824, 193290, 195564, 208335, 216030, 244455, 244834, 257720, 277049, 277780, 288040, 309643, 325940, 333336, 367251, 386580, 391128, 416670, 432060, 488910, 489668, 554098, 555560, 612085, 619286, 651880, 734502, 773160, 831147, 833340, 864120, 928929, 977820, 979336, 1108196, 1224170, 1238572, 1385245, 1469004, 1548215, 1662294, 1666680, 1836255, 1857858, 1955640, 2216392, 2448340, 2477144, 2770490, 2938008, 3096430, 3324588, 3672510, 3715716, 4155735, 4644645, 4896680, 5263931, 5540980, 6192860, 6649176, 7345020, 7431432, 8311470, 9289290, 10527862, 11081960, 12385720, 14690040, 15791793, 16622940, 18578580, 21055724, 26319655, 31583586, 33245880, 37157160, 42111448, 52639310, 63167172, 78958965, 105278620, 126334344, 157917930, 210557240, 315835860, 631671720]

約数ペア:

[(1, 631671720), (2, 315835860), (3, 210557240), (4, 157917930), (5, 126334344), (6, 105278620), (8, 78958965), (10, 63167172), (12, 52639310), (15, 42111448), (17, 37157160), (19, 33245880), (20, 31583586), (24, 26319655), (30, 21055724), (34, 18578580), (38, 16622940), (40, 15791793), (43, 14690040), (51, 12385720), (57, 11081960), (60, 10527862), (68, 9289290), (76, 8311470), (85, 7431432), (86, 7345020), (95, 6649176), (102, 6192860), (114, 5540980), (120, 5263931), (129, 4896680), (136, 4644645), (152, 4155735), (170, 3715716), (172, 3672510), (190, 3324588), (204, 3096430), (215, 2938008), (228, 2770490), (255, 2477144), (258, 2448340), (285, 2216392), (323, 1955640), (340, 1857858), (344, 1836255), (379, 1666680), (380, 1662294), (408, 1548215), (430, 1469004), (456, 1385245), (510, 1238572), (516, 1224170), (570, 1108196), (645, 979336), (646, 977820), (680, 928929), (731, 864120), (758, 833340), (760, 831147), (817, 773160), (860, 734502), (969, 651880), (1020, 619286), (1032, 612085), (1137, 555560), (1140, 554098), (1290, 489668), (1292, 488910), (1462, 432060), (1516, 416670), (1615, 391128), (1634, 386580), (1720, 367251), (1895, 333336), (1938, 325940), (2040, 309643), (2193, 288040), (2274, 277780), (2280, 277049), (2451, 257720), (2580, 244834), (2584, 244455), (2924, 216030), (3032, 208335), (3230, 195564), (3268, 193290), (3655, 172824), (3790, 166668), (3876, 162970), (4085, 154632), (4386, 144020), (4548, 138890), (4845, 130376), (4902, 128860), (5160, 122417), (5685, 111112), (5848, 108015), (6443, 98040), (6460, 97782), (6536, 96645), (7201, 87720), (7310, 86412), (7580, 83334), (7752, 81485), (8170, 77316), (8772, 72010), (9096, 69445), (9690, 65188), (9804, 64430), (10965, 57608), (11370, 55556), (12255, 51544), (12886, 49020), (12920, 48891), (13889, 45480), (14402, 43860), (14620, 43206), (15160, 41667), (16297, 38760), (16340, 38658), (17544, 36005), (19329, 32680), (19380, 32594), (19608, 32215), (21603, 29240), (21930, 28804), (22740, 27778), (24510, 25772)]