445891680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23819}}^1$

素因数の和:23853

約数の個数: 144

約数和(自身を含む): 1638720720

約数和(自身を除く): 1192829040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 23819, 47638, 71457, 95276, 119095, 142914, 190552, 214371, 238190, 285828, 309647, 357285, 381104, 428742, 476380, 571656, 619294, 714570, 762208, 857484, 928941, 952760, 1071855, 1143312, 1238588, 1429140, 1548235, 1714968, 1857882, 1905520, 2143710, 2286624, 2477176, 2786823, 2858280, 3096470, 3429936, 3715764, 3811040, 4287420, 4644705, 4954352, 5573646, 5716560, 6192940, 6859872, 7431528, 8574840, 9289410, 9908704, 11147292, 11433120, 12385880, 13934115, 14863056, 17149680, 18578820, 22294584, 24771760, 27868230, 29726112, 34299360, 37157640, 44589168, 49543520, 55736460, 74315280, 89178336, 111472920, 148630560, 222945840, 445891680]

約数ペア:

[(1, 445891680), (2, 222945840), (3, 148630560), (4, 111472920), (5, 89178336), (6, 74315280), (8, 55736460), (9, 49543520), (10, 44589168), (12, 37157640), (13, 34299360), (15, 29726112), (16, 27868230), (18, 24771760), (20, 22294584), (24, 18578820), (26, 17149680), (30, 14863056), (32, 13934115), (36, 12385880), (39, 11433120), (40, 11147292), (45, 9908704), (48, 9289410), (52, 8574840), (60, 7431528), (65, 6859872), (72, 6192940), (78, 5716560), (80, 5573646), (90, 4954352), (96, 4644705), (104, 4287420), (117, 3811040), (120, 3715764), (130, 3429936), (144, 3096470), (156, 2858280), (160, 2786823), (180, 2477176), (195, 2286624), (208, 2143710), (234, 1905520), (240, 1857882), (260, 1714968), (288, 1548235), (312, 1429140), (360, 1238588), (390, 1143312), (416, 1071855), (468, 952760), (480, 928941), (520, 857484), (585, 762208), (624, 714570), (720, 619294), (780, 571656), (936, 476380), (1040, 428742), (1170, 381104), (1248, 357285), (1440, 309647), (1560, 285828), (1872, 238190), (2080, 214371), (2340, 190552), (3120, 142914), (3744, 119095), (4680, 95276), (6240, 71457), (9360, 47638), (18720, 23819)]