198214920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:724

約数の個数: 192

約数和(自身を含む): 691441920

約数和(自身を除く): 493227000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 37, 40, 45, 46, 60, 69, 72, 74, 90, 92, 111, 115, 120, 138, 148, 180, 184, 185, 207, 222, 230, 276, 296, 333, 345, 360, 370, 414, 444, 460, 552, 555, 647, 666, 690, 740, 828, 851, 888, 920, 1035, 1110, 1294, 1332, 1380, 1480, 1656, 1665, 1702, 1941, 2070, 2220, 2553, 2588, 2664, 2760, 3235, 3330, 3404, 3882, 4140, 4255, 4440, 5106, 5176, 5823, 6470, 6660, 6808, 7659, 7764, 8280, 8510, 9705, 10212, 11646, 12765, 12940, 13320, 14881, 15318, 15528, 17020, 19410, 20424, 23292, 23939, 25530, 25880, 29115, 29762, 30636, 34040, 38295, 38820, 44643, 46584, 47878, 51060, 58230, 59524, 61272, 71817, 74405, 76590, 77640, 89286, 95756, 102120, 116460, 119048, 119695, 133929, 143634, 148810, 153180, 178572, 191512, 215451, 223215, 232920, 239390, 267858, 287268, 297620, 306360, 357144, 359085, 430902, 446430, 478780, 535716, 550597, 574536, 595240, 669645, 718170, 861804, 892860, 957560, 1071432, 1077255, 1101194, 1339290, 1436340, 1651791, 1723608, 1785720, 2154510, 2202388, 2678580, 2752985, 2872680, 3303582, 4309020, 4404776, 4955373, 5357160, 5505970, 6607164, 8258955, 8618040, 9910746, 11011940, 13214328, 16517910, 19821492, 22023880, 24776865, 33035820, 39642984, 49553730, 66071640, 99107460, 198214920]

約数ペア:

[(1, 198214920), (2, 99107460), (3, 66071640), (4, 49553730), (5, 39642984), (6, 33035820), (8, 24776865), (9, 22023880), (10, 19821492), (12, 16517910), (15, 13214328), (18, 11011940), (20, 9910746), (23, 8618040), (24, 8258955), (30, 6607164), (36, 5505970), (37, 5357160), (40, 4955373), (45, 4404776), (46, 4309020), (60, 3303582), (69, 2872680), (72, 2752985), (74, 2678580), (90, 2202388), (92, 2154510), (111, 1785720), (115, 1723608), (120, 1651791), (138, 1436340), (148, 1339290), (180, 1101194), (184, 1077255), (185, 1071432), (207, 957560), (222, 892860), (230, 861804), (276, 718170), (296, 669645), (333, 595240), (345, 574536), (360, 550597), (370, 535716), (414, 478780), (444, 446430), (460, 430902), (552, 359085), (555, 357144), (647, 306360), (666, 297620), (690, 287268), (740, 267858), (828, 239390), (851, 232920), (888, 223215), (920, 215451), (1035, 191512), (1110, 178572), (1294, 153180), (1332, 148810), (1380, 143634), (1480, 133929), (1656, 119695), (1665, 119048), (1702, 116460), (1941, 102120), (2070, 95756), (2220, 89286), (2553, 77640), (2588, 76590), (2664, 74405), (2760, 71817), (3235, 61272), (3330, 59524), (3404, 58230), (3882, 51060), (4140, 47878), (4255, 46584), (4440, 44643), (5106, 38820), (5176, 38295), (5823, 34040), (6470, 30636), (6660, 29762), (6808, 29115), (7659, 25880), (7764, 25530), (8280, 23939), (8510, 23292), (9705, 20424), (10212, 19410), (11646, 17020), (12765, 15528), (12940, 15318), (13320, 14881)]