199912428

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 144

約数和(自身を含む): 561899520

約数和(自身を除く): 361987092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 31, 36, 54, 58, 62, 71, 87, 93, 108, 116, 124, 142, 174, 186, 213, 261, 279, 284, 348, 372, 426, 522, 558, 639, 783, 837, 841, 852, 899, 1044, 1116, 1278, 1566, 1674, 1682, 1798, 1917, 2059, 2201, 2523, 2556, 2697, 3132, 3348, 3364, 3596, 3834, 4118, 4402, 5046, 5394, 6177, 6603, 7569, 7668, 8091, 8236, 8804, 10092, 10788, 12354, 13206, 15138, 16182, 18531, 19809, 22707, 24273, 24708, 26071, 26412, 30276, 32364, 37062, 39618, 45414, 48546, 52142, 55593, 59427, 59711, 63829, 74124, 78213, 79236, 90828, 97092, 104284, 111186, 118854, 119422, 127658, 156426, 179133, 191487, 222372, 234639, 237708, 238844, 255316, 312852, 358266, 382974, 469278, 537399, 574461, 703917, 716532, 765948, 938556, 1074798, 1148922, 1407834, 1612197, 1723383, 1851041, 2149596, 2297844, 2815668, 3224394, 3446766, 3702082, 5553123, 6448788, 6893532, 7404164, 11106246, 16659369, 22212492, 33318738, 49978107, 66637476, 99956214, 199912428]

約数ペア:

[(1, 199912428), (2, 99956214), (3, 66637476), (4, 49978107), (6, 33318738), (9, 22212492), (12, 16659369), (18, 11106246), (27, 7404164), (29, 6893532), (31, 6448788), (36, 5553123), (54, 3702082), (58, 3446766), (62, 3224394), (71, 2815668), (87, 2297844), (93, 2149596), (108, 1851041), (116, 1723383), (124, 1612197), (142, 1407834), (174, 1148922), (186, 1074798), (213, 938556), (261, 765948), (279, 716532), (284, 703917), (348, 574461), (372, 537399), (426, 469278), (522, 382974), (558, 358266), (639, 312852), (783, 255316), (837, 238844), (841, 237708), (852, 234639), (899, 222372), (1044, 191487), (1116, 179133), (1278, 156426), (1566, 127658), (1674, 119422), (1682, 118854), (1798, 111186), (1917, 104284), (2059, 97092), (2201, 90828), (2523, 79236), (2556, 78213), (2697, 74124), (3132, 63829), (3348, 59711), (3364, 59427), (3596, 55593), (3834, 52142), (4118, 48546), (4402, 45414), (5046, 39618), (5394, 37062), (6177, 32364), (6603, 30276), (7569, 26412), (7668, 26071), (8091, 24708), (8236, 24273), (8804, 22707), (10092, 19809), (10788, 18531), (12354, 16182), (13206, 15138)]