491139324

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:500

約数の個数: 144

約数和(自身を含む): 1398342400

約数和(自身を除く): 907203076

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 97, 117, 124, 156, 186, 194, 234, 279, 291, 349, 372, 388, 403, 468, 558, 582, 698, 806, 873, 1047, 1116, 1164, 1209, 1261, 1396, 1612, 1746, 2094, 2418, 2522, 3007, 3141, 3492, 3627, 3783, 4188, 4537, 4836, 5044, 6014, 6282, 7254, 7566, 9021, 9074, 10819, 11349, 12028, 12564, 13611, 14508, 15132, 18042, 18148, 21638, 22698, 27063, 27222, 32457, 33853, 36084, 39091, 40833, 43276, 45396, 54126, 54444, 64914, 67706, 78182, 81666, 97371, 101559, 108252, 117273, 129828, 135412, 140647, 156364, 163332, 194742, 203118, 234546, 281294, 304677, 351819, 389484, 406236, 421941, 440089, 469092, 562588, 609354, 703638, 843882, 880178, 1049443, 1218708, 1265823, 1320267, 1407276, 1687764, 1760356, 2098886, 2531646, 2640534, 3148329, 3960801, 4197772, 5063292, 5281068, 6296658, 7921602, 9444987, 12593316, 13642759, 15843204, 18889974, 27285518, 37779948, 40928277, 54571036, 81856554, 122784831, 163713108, 245569662, 491139324]

約数ペア:

[(1, 491139324), (2, 245569662), (3, 163713108), (4, 122784831), (6, 81856554), (9, 54571036), (12, 40928277), (13, 37779948), (18, 27285518), (26, 18889974), (31, 15843204), (36, 13642759), (39, 12593316), (52, 9444987), (62, 7921602), (78, 6296658), (93, 5281068), (97, 5063292), (117, 4197772), (124, 3960801), (156, 3148329), (186, 2640534), (194, 2531646), (234, 2098886), (279, 1760356), (291, 1687764), (349, 1407276), (372, 1320267), (388, 1265823), (403, 1218708), (468, 1049443), (558, 880178), (582, 843882), (698, 703638), (806, 609354), (873, 562588), (1047, 469092), (1116, 440089), (1164, 421941), (1209, 406236), (1261, 389484), (1396, 351819), (1612, 304677), (1746, 281294), (2094, 234546), (2418, 203118), (2522, 194742), (3007, 163332), (3141, 156364), (3492, 140647), (3627, 135412), (3783, 129828), (4188, 117273), (4537, 108252), (4836, 101559), (5044, 97371), (6014, 81666), (6282, 78182), (7254, 67706), (7566, 64914), (9021, 54444), (9074, 54126), (10819, 45396), (11349, 43276), (12028, 40833), (12564, 39091), (13611, 36084), (14508, 33853), (15132, 32457), (18042, 27222), (18148, 27063), (21638, 22698)]