216333240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{397}}^1$

素因数の和:669

約数の個数: 128

約数和(自身を含む): 687744000

約数和(自身を除く): 471410760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 239, 285, 380, 397, 456, 478, 570, 717, 760, 794, 956, 1140, 1191, 1195, 1434, 1588, 1912, 1985, 2280, 2382, 2390, 2868, 3176, 3585, 3970, 4541, 4764, 4780, 5736, 5955, 7170, 7543, 7940, 9082, 9528, 9560, 11910, 13623, 14340, 15086, 15880, 18164, 22629, 22705, 23820, 27246, 28680, 30172, 36328, 37715, 45258, 45410, 47640, 54492, 60344, 68115, 75430, 90516, 90820, 94883, 108984, 113145, 136230, 150860, 181032, 181640, 189766, 226290, 272460, 284649, 301720, 379532, 452580, 474415, 544920, 569298, 759064, 905160, 948830, 1138596, 1423245, 1802777, 1897660, 2277192, 2846490, 3605554, 3795320, 5408331, 5692980, 7211108, 9013885, 10816662, 11385960, 14422216, 18027770, 21633324, 27041655, 36055540, 43266648, 54083310, 72111080, 108166620, 216333240]

約数ペア:

[(1, 216333240), (2, 108166620), (3, 72111080), (4, 54083310), (5, 43266648), (6, 36055540), (8, 27041655), (10, 21633324), (12, 18027770), (15, 14422216), (19, 11385960), (20, 10816662), (24, 9013885), (30, 7211108), (38, 5692980), (40, 5408331), (57, 3795320), (60, 3605554), (76, 2846490), (95, 2277192), (114, 1897660), (120, 1802777), (152, 1423245), (190, 1138596), (228, 948830), (239, 905160), (285, 759064), (380, 569298), (397, 544920), (456, 474415), (478, 452580), (570, 379532), (717, 301720), (760, 284649), (794, 272460), (956, 226290), (1140, 189766), (1191, 181640), (1195, 181032), (1434, 150860), (1588, 136230), (1912, 113145), (1985, 108984), (2280, 94883), (2382, 90820), (2390, 90516), (2868, 75430), (3176, 68115), (3585, 60344), (3970, 54492), (4541, 47640), (4764, 45410), (4780, 45258), (5736, 37715), (5955, 36328), (7170, 30172), (7543, 28680), (7940, 27246), (9082, 23820), (9528, 22705), (9560, 22629), (11910, 18164), (13623, 15880), (14340, 15086)]