259461720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5419}}^1$

素因数の和:5462

約数の個数: 192

約数和(自身を含む): 1014624000

約数和(自身を除く): 755162280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 228, 252, 266, 280, 285, 315, 342, 360, 380, 399, 420, 456, 504, 532, 570, 630, 665, 684, 760, 798, 840, 855, 1064, 1140, 1197, 1260, 1330, 1368, 1596, 1710, 1995, 2280, 2394, 2520, 2660, 3192, 3420, 3990, 4788, 5320, 5419, 5985, 6840, 7980, 9576, 10838, 11970, 15960, 16257, 21676, 23940, 27095, 32514, 37933, 43352, 47880, 48771, 54190, 65028, 75866, 81285, 97542, 102961, 108380, 113799, 130056, 151732, 162570, 189665, 195084, 205922, 216760, 227598, 243855, 303464, 308883, 325140, 341397, 379330, 390168, 411844, 455196, 487710, 514805, 568995, 617766, 650280, 682794, 720727, 758660, 823688, 910392, 926649, 975420, 1029610, 1137990, 1235532, 1365588, 1441454, 1517320, 1544415, 1706985, 1853298, 1950840, 2059220, 2162181, 2275980, 2471064, 2731176, 2882908, 3088830, 3413970, 3603635, 3706596, 4118440, 4324362, 4551960, 4633245, 5765816, 6177660, 6486543, 6827940, 7207270, 7413192, 8648724, 9266490, 10810905, 12355320, 12973086, 13655880, 14414540, 17297448, 18532980, 21621810, 25946172, 28829080, 32432715, 37065960, 43243620, 51892344, 64865430, 86487240, 129730860, 259461720]

約数ペア:

[(1, 259461720), (2, 129730860), (3, 86487240), (4, 64865430), (5, 51892344), (6, 43243620), (7, 37065960), (8, 32432715), (9, 28829080), (10, 25946172), (12, 21621810), (14, 18532980), (15, 17297448), (18, 14414540), (19, 13655880), (20, 12973086), (21, 12355320), (24, 10810905), (28, 9266490), (30, 8648724), (35, 7413192), (36, 7207270), (38, 6827940), (40, 6486543), (42, 6177660), (45, 5765816), (56, 4633245), (57, 4551960), (60, 4324362), (63, 4118440), (70, 3706596), (72, 3603635), (76, 3413970), (84, 3088830), (90, 2882908), (95, 2731176), (105, 2471064), (114, 2275980), (120, 2162181), (126, 2059220), (133, 1950840), (140, 1853298), (152, 1706985), (168, 1544415), (171, 1517320), (180, 1441454), (190, 1365588), (210, 1235532), (228, 1137990), (252, 1029610), (266, 975420), (280, 926649), (285, 910392), (315, 823688), (342, 758660), (360, 720727), (380, 682794), (399, 650280), (420, 617766), (456, 568995), (504, 514805), (532, 487710), (570, 455196), (630, 411844), (665, 390168), (684, 379330), (760, 341397), (798, 325140), (840, 308883), (855, 303464), (1064, 243855), (1140, 227598), (1197, 216760), (1260, 205922), (1330, 195084), (1368, 189665), (1596, 162570), (1710, 151732), (1995, 130056), (2280, 113799), (2394, 108380), (2520, 102961), (2660, 97542), (3192, 81285), (3420, 75866), (3990, 65028), (4788, 54190), (5320, 48771), (5419, 47880), (5985, 43352), (6840, 37933), (7980, 32514), (9576, 27095), (10838, 23940), (11970, 21676), (15960, 16257)]