821026320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{523}}^1$

素因数の和:781

約数の個数: 160

約数和(自身を含む): 2644783104

約数和(自身を除く): 1823756784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 211, 240, 248, 310, 372, 422, 465, 496, 523, 620, 633, 744, 844, 930, 1046, 1055, 1240, 1266, 1488, 1569, 1688, 1860, 2092, 2110, 2480, 2532, 2615, 3138, 3165, 3376, 3720, 4184, 4220, 5064, 5230, 6276, 6330, 6541, 7440, 7845, 8368, 8440, 10128, 10460, 12552, 12660, 13082, 15690, 16213, 16880, 19623, 20920, 25104, 25320, 26164, 31380, 32426, 32705, 39246, 41840, 48639, 50640, 52328, 62760, 64852, 65410, 78492, 81065, 97278, 98115, 104656, 110353, 125520, 129704, 130820, 156984, 162130, 194556, 196230, 220706, 243195, 259408, 261640, 313968, 324260, 331059, 389112, 392460, 441412, 486390, 523280, 551765, 648520, 662118, 778224, 784920, 882824, 972780, 1103530, 1297040, 1324236, 1569840, 1655295, 1765648, 1945560, 2207060, 2648472, 3310590, 3420943, 3891120, 4414120, 5296944, 6621180, 6841886, 8828240, 10262829, 13242360, 13683772, 17104715, 20525658, 26484720, 27367544, 34209430, 41051316, 51314145, 54735088, 68418860, 82102632, 102628290, 136837720, 164205264, 205256580, 273675440, 410513160, 821026320]

約数ペア:

[(1, 821026320), (2, 410513160), (3, 273675440), (4, 205256580), (5, 164205264), (6, 136837720), (8, 102628290), (10, 82102632), (12, 68418860), (15, 54735088), (16, 51314145), (20, 41051316), (24, 34209430), (30, 27367544), (31, 26484720), (40, 20525658), (48, 17104715), (60, 13683772), (62, 13242360), (80, 10262829), (93, 8828240), (120, 6841886), (124, 6621180), (155, 5296944), (186, 4414120), (211, 3891120), (240, 3420943), (248, 3310590), (310, 2648472), (372, 2207060), (422, 1945560), (465, 1765648), (496, 1655295), (523, 1569840), (620, 1324236), (633, 1297040), (744, 1103530), (844, 972780), (930, 882824), (1046, 784920), (1055, 778224), (1240, 662118), (1266, 648520), (1488, 551765), (1569, 523280), (1688, 486390), (1860, 441412), (2092, 392460), (2110, 389112), (2480, 331059), (2532, 324260), (2615, 313968), (3138, 261640), (3165, 259408), (3376, 243195), (3720, 220706), (4184, 196230), (4220, 194556), (5064, 162130), (5230, 156984), (6276, 130820), (6330, 129704), (6541, 125520), (7440, 110353), (7845, 104656), (8368, 98115), (8440, 97278), (10128, 81065), (10460, 78492), (12552, 65410), (12660, 64852), (13082, 62760), (15690, 52328), (16213, 50640), (16880, 48639), (19623, 41840), (20920, 39246), (25104, 32705), (25320, 32426), (26164, 31380)]