725249340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5651}}^1$

素因数の和:5720

約数の個数: 144

約数和(自身を含む): 2370041856

約数和(自身を除く): 1644792516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 414, 460, 465, 558, 620, 690, 713, 828, 930, 1035, 1116, 1380, 1395, 1426, 1860, 2070, 2139, 2790, 2852, 3565, 4140, 4278, 5580, 5651, 6417, 7130, 8556, 10695, 11302, 12834, 14260, 16953, 21390, 22604, 25668, 28255, 32085, 33906, 42780, 50859, 56510, 64170, 67812, 84765, 101718, 113020, 128340, 129973, 169530, 175181, 203436, 254295, 259946, 339060, 350362, 389919, 508590, 519892, 525543, 649865, 700724, 779838, 875905, 1017180, 1051086, 1169757, 1299730, 1559676, 1576629, 1751810, 1949595, 2102172, 2339514, 2599460, 2627715, 3153258, 3503620, 3899190, 4029163, 4679028, 5255430, 5848785, 6306516, 7798380, 7883145, 8058326, 10510860, 11697570, 12087489, 15766290, 16116652, 20145815, 23395140, 24174978, 31532580, 36262467, 40291630, 48349956, 60437445, 72524934, 80583260, 120874890, 145049868, 181312335, 241749780, 362624670, 725249340]

約数ペア:

[(1, 725249340), (2, 362624670), (3, 241749780), (4, 181312335), (5, 145049868), (6, 120874890), (9, 80583260), (10, 72524934), (12, 60437445), (15, 48349956), (18, 40291630), (20, 36262467), (23, 31532580), (30, 24174978), (31, 23395140), (36, 20145815), (45, 16116652), (46, 15766290), (60, 12087489), (62, 11697570), (69, 10510860), (90, 8058326), (92, 7883145), (93, 7798380), (115, 6306516), (124, 5848785), (138, 5255430), (155, 4679028), (180, 4029163), (186, 3899190), (207, 3503620), (230, 3153258), (276, 2627715), (279, 2599460), (310, 2339514), (345, 2102172), (372, 1949595), (414, 1751810), (460, 1576629), (465, 1559676), (558, 1299730), (620, 1169757), (690, 1051086), (713, 1017180), (828, 875905), (930, 779838), (1035, 700724), (1116, 649865), (1380, 525543), (1395, 519892), (1426, 508590), (1860, 389919), (2070, 350362), (2139, 339060), (2790, 259946), (2852, 254295), (3565, 203436), (4140, 175181), (4278, 169530), (5580, 129973), (5651, 128340), (6417, 113020), (7130, 101718), (8556, 84765), (10695, 67812), (11302, 64170), (12834, 56510), (14260, 50859), (16953, 42780), (21390, 33906), (22604, 32085), (25668, 28255)]