15000480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{947}}^1$

素因数の和:979

約数の個数: 144

約数和(自身を含む): 55901664

約数和(自身を除く): 40901184

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 947, 990, 1056, 1320, 1440, 1584, 1760, 1894, 1980, 2640, 2841, 3168, 3788, 3960, 4735, 5280, 5682, 7576, 7920, 8523, 9470, 10417, 11364, 14205, 15152, 15840, 17046, 18940, 20834, 22728, 28410, 30304, 31251, 34092, 37880, 41668, 42615, 45456, 52085, 56820, 62502, 68184, 75760, 83336, 85230, 90912, 93753, 104170, 113640, 125004, 136368, 151520, 156255, 166672, 170460, 187506, 208340, 227280, 250008, 272736, 312510, 333344, 340920, 375012, 416680, 454560, 468765, 500016, 625020, 681840, 750024, 833360, 937530, 1000032, 1250040, 1363680, 1500048, 1666720, 1875060, 2500080, 3000096, 3750120, 5000160, 7500240, 15000480]

約数ペア:

[(1, 15000480), (2, 7500240), (3, 5000160), (4, 3750120), (5, 3000096), (6, 2500080), (8, 1875060), (9, 1666720), (10, 1500048), (11, 1363680), (12, 1250040), (15, 1000032), (16, 937530), (18, 833360), (20, 750024), (22, 681840), (24, 625020), (30, 500016), (32, 468765), (33, 454560), (36, 416680), (40, 375012), (44, 340920), (45, 333344), (48, 312510), (55, 272736), (60, 250008), (66, 227280), (72, 208340), (80, 187506), (88, 170460), (90, 166672), (96, 156255), (99, 151520), (110, 136368), (120, 125004), (132, 113640), (144, 104170), (160, 93753), (165, 90912), (176, 85230), (180, 83336), (198, 75760), (220, 68184), (240, 62502), (264, 56820), (288, 52085), (330, 45456), (352, 42615), (360, 41668), (396, 37880), (440, 34092), (480, 31251), (495, 30304), (528, 28410), (660, 22728), (720, 20834), (792, 18940), (880, 17046), (947, 15840), (990, 15152), (1056, 14205), (1320, 11364), (1440, 10417), (1584, 9470), (1760, 8523), (1894, 7920), (1980, 7576), (2640, 5682), (2841, 5280), (3168, 4735), (3788, 3960)]