287376720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{659}}^1$

素因数の和:777

約数の個数: 160

約数和(自身を含む): 942796800

約数和(自身を除く): 655420080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 79, 80, 92, 115, 120, 138, 158, 184, 230, 237, 240, 276, 316, 345, 368, 395, 460, 474, 552, 632, 659, 690, 790, 920, 948, 1104, 1185, 1264, 1318, 1380, 1580, 1817, 1840, 1896, 1977, 2370, 2636, 2760, 3160, 3295, 3634, 3792, 3954, 4740, 5272, 5451, 5520, 6320, 6590, 7268, 7908, 9085, 9480, 9885, 10544, 10902, 13180, 14536, 15157, 15816, 18170, 18960, 19770, 21804, 26360, 27255, 29072, 30314, 31632, 36340, 39540, 43608, 45471, 52061, 52720, 54510, 60628, 72680, 75785, 79080, 87216, 90942, 104122, 109020, 121256, 145360, 151570, 156183, 158160, 181884, 208244, 218040, 227355, 242512, 260305, 303140, 312366, 363768, 416488, 436080, 454710, 520610, 606280, 624732, 727536, 780915, 832976, 909420, 1041220, 1197403, 1212560, 1249464, 1561830, 1818840, 2082440, 2394806, 2498928, 3123660, 3592209, 3637680, 4164880, 4789612, 5987015, 6247320, 7184418, 9579224, 11974030, 12494640, 14368836, 17961045, 19158448, 23948060, 28737672, 35922090, 47896120, 57475344, 71844180, 95792240, 143688360, 287376720]

約数ペア:

[(1, 287376720), (2, 143688360), (3, 95792240), (4, 71844180), (5, 57475344), (6, 47896120), (8, 35922090), (10, 28737672), (12, 23948060), (15, 19158448), (16, 17961045), (20, 14368836), (23, 12494640), (24, 11974030), (30, 9579224), (40, 7184418), (46, 6247320), (48, 5987015), (60, 4789612), (69, 4164880), (79, 3637680), (80, 3592209), (92, 3123660), (115, 2498928), (120, 2394806), (138, 2082440), (158, 1818840), (184, 1561830), (230, 1249464), (237, 1212560), (240, 1197403), (276, 1041220), (316, 909420), (345, 832976), (368, 780915), (395, 727536), (460, 624732), (474, 606280), (552, 520610), (632, 454710), (659, 436080), (690, 416488), (790, 363768), (920, 312366), (948, 303140), (1104, 260305), (1185, 242512), (1264, 227355), (1318, 218040), (1380, 208244), (1580, 181884), (1817, 158160), (1840, 156183), (1896, 151570), (1977, 145360), (2370, 121256), (2636, 109020), (2760, 104122), (3160, 90942), (3295, 87216), (3634, 79080), (3792, 75785), (3954, 72680), (4740, 60628), (5272, 54510), (5451, 52720), (5520, 52061), (6320, 45471), (6590, 43608), (7268, 39540), (7908, 36340), (9085, 31632), (9480, 30314), (9885, 29072), (10544, 27255), (10902, 26360), (13180, 21804), (14536, 19770), (15157, 18960), (15816, 18170)]