312349180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:348

約数の個数: 144

約数和(自身を含む): 802787328

約数和(自身を除く): 490438148

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 44, 52, 55, 62, 65, 110, 124, 130, 143, 155, 169, 220, 260, 271, 286, 310, 338, 341, 403, 542, 572, 620, 676, 682, 715, 806, 845, 1084, 1355, 1364, 1430, 1612, 1690, 1705, 1859, 2015, 2710, 2860, 2981, 3380, 3410, 3523, 3718, 4030, 4433, 5239, 5420, 5962, 6820, 7046, 7436, 8060, 8401, 8866, 9295, 10478, 11924, 14092, 14905, 16802, 17615, 17732, 18590, 20956, 22165, 26195, 29810, 33604, 35230, 37180, 38753, 42005, 44330, 45799, 52390, 57629, 59620, 70460, 77506, 84010, 88660, 91598, 92411, 104780, 109213, 115258, 155012, 168020, 183196, 184822, 193765, 218426, 228995, 230516, 288145, 369644, 387530, 436852, 457990, 462055, 503789, 546065, 576290, 775060, 915980, 924110, 1007578, 1092130, 1152580, 1201343, 1419769, 1848220, 2015156, 2184260, 2402686, 2518945, 2839538, 4805372, 5037890, 5679076, 6006715, 7098845, 10075780, 12013430, 14197690, 15617459, 24026860, 28395380, 31234918, 62469836, 78087295, 156174590, 312349180]

約数ペア:

[(1, 312349180), (2, 156174590), (4, 78087295), (5, 62469836), (10, 31234918), (11, 28395380), (13, 24026860), (20, 15617459), (22, 14197690), (26, 12013430), (31, 10075780), (44, 7098845), (52, 6006715), (55, 5679076), (62, 5037890), (65, 4805372), (110, 2839538), (124, 2518945), (130, 2402686), (143, 2184260), (155, 2015156), (169, 1848220), (220, 1419769), (260, 1201343), (271, 1152580), (286, 1092130), (310, 1007578), (338, 924110), (341, 915980), (403, 775060), (542, 576290), (572, 546065), (620, 503789), (676, 462055), (682, 457990), (715, 436852), (806, 387530), (845, 369644), (1084, 288145), (1355, 230516), (1364, 228995), (1430, 218426), (1612, 193765), (1690, 184822), (1705, 183196), (1859, 168020), (2015, 155012), (2710, 115258), (2860, 109213), (2981, 104780), (3380, 92411), (3410, 91598), (3523, 88660), (3718, 84010), (4030, 77506), (4433, 70460), (5239, 59620), (5420, 57629), (5962, 52390), (6820, 45799), (7046, 44330), (7436, 42005), (8060, 38753), (8401, 37180), (8866, 35230), (9295, 33604), (10478, 29810), (11924, 26195), (14092, 22165), (14905, 20956), (16802, 18590), (17615, 17732)]