213546720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^2$

素因数の和:122

約数の個数: 216

約数和(自身を含む): 728274456

約数和(自身を除く): 514727736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 32, 40, 46, 48, 58, 60, 69, 80, 87, 92, 96, 115, 116, 120, 138, 145, 160, 174, 184, 230, 232, 240, 276, 290, 345, 348, 368, 435, 460, 464, 480, 529, 552, 580, 667, 690, 696, 736, 841, 870, 920, 928, 1058, 1104, 1160, 1334, 1380, 1392, 1587, 1682, 1740, 1840, 2001, 2116, 2208, 2320, 2523, 2645, 2668, 2760, 2784, 3174, 3335, 3364, 3480, 3680, 4002, 4205, 4232, 4640, 5046, 5290, 5336, 5520, 6348, 6670, 6728, 6960, 7935, 8004, 8410, 8464, 10005, 10092, 10580, 10672, 11040, 12615, 12696, 13340, 13456, 13920, 15341, 15870, 16008, 16820, 16928, 19343, 20010, 20184, 21160, 21344, 25230, 25392, 26680, 26912, 30682, 31740, 32016, 33640, 38686, 40020, 40368, 42320, 46023, 50460, 50784, 53360, 58029, 61364, 63480, 64032, 67280, 76705, 77372, 80040, 80736, 84640, 92046, 96715, 100920, 106720, 116058, 122728, 126960, 134560, 153410, 154744, 160080, 184092, 193430, 201840, 230115, 232116, 245456, 253920, 290145, 306820, 309488, 320160, 368184, 386860, 403680, 444889, 460230, 464232, 490912, 580290, 613640, 618976, 736368, 773720, 889778, 920460, 928464, 1160580, 1227280, 1334667, 1472736, 1547440, 1779556, 1840920, 1856928, 2224445, 2321160, 2454560, 2669334, 3094880, 3559112, 3681840, 4448890, 4642320, 5338668, 6673335, 7118224, 7363680, 8897780, 9284640, 10677336, 13346670, 14236448, 17795560, 21354672, 26693340, 35591120, 42709344, 53386680, 71182240, 106773360, 213546720]

約数ペア:

[(1, 213546720), (2, 106773360), (3, 71182240), (4, 53386680), (5, 42709344), (6, 35591120), (8, 26693340), (10, 21354672), (12, 17795560), (15, 14236448), (16, 13346670), (20, 10677336), (23, 9284640), (24, 8897780), (29, 7363680), (30, 7118224), (32, 6673335), (40, 5338668), (46, 4642320), (48, 4448890), (58, 3681840), (60, 3559112), (69, 3094880), (80, 2669334), (87, 2454560), (92, 2321160), (96, 2224445), (115, 1856928), (116, 1840920), (120, 1779556), (138, 1547440), (145, 1472736), (160, 1334667), (174, 1227280), (184, 1160580), (230, 928464), (232, 920460), (240, 889778), (276, 773720), (290, 736368), (345, 618976), (348, 613640), (368, 580290), (435, 490912), (460, 464232), (464, 460230), (480, 444889), (529, 403680), (552, 386860), (580, 368184), (667, 320160), (690, 309488), (696, 306820), (736, 290145), (841, 253920), (870, 245456), (920, 232116), (928, 230115), (1058, 201840), (1104, 193430), (1160, 184092), (1334, 160080), (1380, 154744), (1392, 153410), (1587, 134560), (1682, 126960), (1740, 122728), (1840, 116058), (2001, 106720), (2116, 100920), (2208, 96715), (2320, 92046), (2523, 84640), (2645, 80736), (2668, 80040), (2760, 77372), (2784, 76705), (3174, 67280), (3335, 64032), (3364, 63480), (3480, 61364), (3680, 58029), (4002, 53360), (4205, 50784), (4232, 50460), (4640, 46023), (5046, 42320), (5290, 40368), (5336, 40020), (5520, 38686), (6348, 33640), (6670, 32016), (6728, 31740), (6960, 30682), (7935, 26912), (8004, 26680), (8410, 25392), (8464, 25230), (10005, 21344), (10092, 21160), (10580, 20184), (10672, 20010), (11040, 19343), (12615, 16928), (12696, 16820), (13340, 16008), (13456, 15870), (13920, 15341)]