31265040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:209

約数の個数: 160

約数和(自身を含む): 104993280

約数和(自身を除く): 73728240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 79, 80, 85, 97, 102, 120, 136, 158, 170, 194, 204, 237, 240, 255, 272, 291, 316, 340, 388, 395, 408, 474, 485, 510, 582, 632, 680, 776, 790, 816, 948, 970, 1020, 1164, 1185, 1264, 1343, 1360, 1455, 1552, 1580, 1649, 1896, 1940, 2040, 2328, 2370, 2686, 2910, 3160, 3298, 3792, 3880, 4029, 4080, 4656, 4740, 4947, 5372, 5820, 6320, 6596, 6715, 7663, 7760, 8058, 8245, 9480, 9894, 10744, 11640, 13192, 13430, 15326, 16116, 16490, 18960, 19788, 20145, 21488, 22989, 23280, 24735, 26384, 26860, 30652, 32232, 32980, 38315, 39576, 40290, 45978, 49470, 53720, 61304, 64464, 65960, 76630, 79152, 80580, 91956, 98940, 107440, 114945, 122608, 130271, 131920, 153260, 161160, 183912, 197880, 229890, 260542, 306520, 322320, 367824, 390813, 395760, 459780, 521084, 613040, 651355, 781626, 919560, 1042168, 1302710, 1563252, 1839120, 1954065, 2084336, 2605420, 3126504, 3908130, 5210840, 6253008, 7816260, 10421680, 15632520, 31265040]

約数ペア:

[(1, 31265040), (2, 15632520), (3, 10421680), (4, 7816260), (5, 6253008), (6, 5210840), (8, 3908130), (10, 3126504), (12, 2605420), (15, 2084336), (16, 1954065), (17, 1839120), (20, 1563252), (24, 1302710), (30, 1042168), (34, 919560), (40, 781626), (48, 651355), (51, 613040), (60, 521084), (68, 459780), (79, 395760), (80, 390813), (85, 367824), (97, 322320), (102, 306520), (120, 260542), (136, 229890), (158, 197880), (170, 183912), (194, 161160), (204, 153260), (237, 131920), (240, 130271), (255, 122608), (272, 114945), (291, 107440), (316, 98940), (340, 91956), (388, 80580), (395, 79152), (408, 76630), (474, 65960), (485, 64464), (510, 61304), (582, 53720), (632, 49470), (680, 45978), (776, 40290), (790, 39576), (816, 38315), (948, 32980), (970, 32232), (1020, 30652), (1164, 26860), (1185, 26384), (1264, 24735), (1343, 23280), (1360, 22989), (1455, 21488), (1552, 20145), (1580, 19788), (1649, 18960), (1896, 16490), (1940, 16116), (2040, 15326), (2328, 13430), (2370, 13192), (2686, 11640), (2910, 10744), (3160, 9894), (3298, 9480), (3792, 8245), (3880, 8058), (4029, 7760), (4080, 7663), (4656, 6715), (4740, 6596), (4947, 6320), (5372, 5820)]