189500148

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 541399040

約数和(自身を除く): 351898892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 31, 36, 38, 54, 57, 62, 76, 81, 93, 108, 114, 124, 162, 171, 186, 228, 243, 279, 324, 331, 342, 372, 486, 513, 558, 589, 662, 684, 837, 972, 993, 1026, 1116, 1178, 1324, 1539, 1674, 1767, 1986, 2052, 2356, 2511, 2979, 3078, 3348, 3534, 3972, 4617, 5022, 5301, 5958, 6156, 6289, 7068, 7533, 8937, 9234, 10044, 10261, 10602, 11916, 12578, 15066, 15903, 17874, 18468, 18867, 20522, 21204, 25156, 26811, 30132, 30783, 31806, 35748, 37734, 41044, 47709, 53622, 56601, 61566, 63612, 75468, 80433, 92349, 95418, 107244, 113202, 123132, 143127, 160866, 169803, 184698, 190836, 194959, 226404, 277047, 286254, 321732, 339606, 369396, 389918, 509409, 554094, 572508, 584877, 679212, 779836, 831141, 1018818, 1108188, 1169754, 1528227, 1662282, 1754631, 2037636, 2339508, 2493423, 3056454, 3324564, 3509262, 4986846, 5263893, 6112908, 7018524, 9973692, 10527786, 15791679, 21055572, 31583358, 47375037, 63166716, 94750074, 189500148]

約数ペア:

[(1, 189500148), (2, 94750074), (3, 63166716), (4, 47375037), (6, 31583358), (9, 21055572), (12, 15791679), (18, 10527786), (19, 9973692), (27, 7018524), (31, 6112908), (36, 5263893), (38, 4986846), (54, 3509262), (57, 3324564), (62, 3056454), (76, 2493423), (81, 2339508), (93, 2037636), (108, 1754631), (114, 1662282), (124, 1528227), (162, 1169754), (171, 1108188), (186, 1018818), (228, 831141), (243, 779836), (279, 679212), (324, 584877), (331, 572508), (342, 554094), (372, 509409), (486, 389918), (513, 369396), (558, 339606), (589, 321732), (662, 286254), (684, 277047), (837, 226404), (972, 194959), (993, 190836), (1026, 184698), (1116, 169803), (1178, 160866), (1324, 143127), (1539, 123132), (1674, 113202), (1767, 107244), (1986, 95418), (2052, 92349), (2356, 80433), (2511, 75468), (2979, 63612), (3078, 61566), (3348, 56601), (3534, 53622), (3972, 47709), (4617, 41044), (5022, 37734), (5301, 35748), (5958, 31806), (6156, 30783), (6289, 30132), (7068, 26811), (7533, 25156), (8937, 21204), (9234, 20522), (10044, 18867), (10261, 18468), (10602, 17874), (11916, 15903), (12578, 15066)]