210388920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^2$

素因数の和:214

約数の個数: 192

約数和(自身を含む): 746910720

約数和(自身を除く): 536521800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 73, 84, 94, 105, 120, 140, 141, 146, 168, 188, 210, 219, 235, 280, 282, 292, 329, 365, 376, 420, 438, 470, 511, 564, 584, 658, 705, 730, 840, 876, 940, 987, 1022, 1095, 1128, 1316, 1410, 1460, 1533, 1645, 1752, 1880, 1974, 2044, 2190, 2555, 2632, 2820, 2920, 3066, 3290, 3431, 3948, 4088, 4380, 4935, 5110, 5329, 5640, 6132, 6580, 6862, 7665, 7896, 8760, 9870, 10220, 10293, 10658, 12264, 13160, 13724, 15330, 15987, 17155, 19740, 20440, 20586, 21316, 24017, 26645, 27448, 30660, 31974, 34310, 37303, 39480, 41172, 42632, 48034, 51465, 53290, 61320, 63948, 68620, 72051, 74606, 79935, 82344, 96068, 102930, 106580, 111909, 120085, 127896, 137240, 144102, 149212, 159870, 186515, 192136, 205860, 213160, 223818, 240170, 250463, 288204, 298424, 319740, 360255, 373030, 411720, 447636, 480340, 500926, 559545, 576408, 639480, 720510, 746060, 751389, 895272, 960680, 1001852, 1119090, 1252315, 1441020, 1492120, 1502778, 1753241, 2003704, 2238180, 2504630, 2882040, 3005556, 3506482, 3756945, 4476360, 5009260, 5259723, 6011112, 7012964, 7513890, 8766205, 10018520, 10519446, 14025928, 15027780, 17532410, 21038892, 26298615, 30055560, 35064820, 42077784, 52597230, 70129640, 105194460, 210388920]

約数ペア:

[(1, 210388920), (2, 105194460), (3, 70129640), (4, 52597230), (5, 42077784), (6, 35064820), (7, 30055560), (8, 26298615), (10, 21038892), (12, 17532410), (14, 15027780), (15, 14025928), (20, 10519446), (21, 10018520), (24, 8766205), (28, 7513890), (30, 7012964), (35, 6011112), (40, 5259723), (42, 5009260), (47, 4476360), (56, 3756945), (60, 3506482), (70, 3005556), (73, 2882040), (84, 2504630), (94, 2238180), (105, 2003704), (120, 1753241), (140, 1502778), (141, 1492120), (146, 1441020), (168, 1252315), (188, 1119090), (210, 1001852), (219, 960680), (235, 895272), (280, 751389), (282, 746060), (292, 720510), (329, 639480), (365, 576408), (376, 559545), (420, 500926), (438, 480340), (470, 447636), (511, 411720), (564, 373030), (584, 360255), (658, 319740), (705, 298424), (730, 288204), (840, 250463), (876, 240170), (940, 223818), (987, 213160), (1022, 205860), (1095, 192136), (1128, 186515), (1316, 159870), (1410, 149212), (1460, 144102), (1533, 137240), (1645, 127896), (1752, 120085), (1880, 111909), (1974, 106580), (2044, 102930), (2190, 96068), (2555, 82344), (2632, 79935), (2820, 74606), (2920, 72051), (3066, 68620), (3290, 63948), (3431, 61320), (3948, 53290), (4088, 51465), (4380, 48034), (4935, 42632), (5110, 41172), (5329, 39480), (5640, 37303), (6132, 34310), (6580, 31974), (6862, 30660), (7665, 27448), (7896, 26645), (8760, 24017), (9870, 21316), (10220, 20586), (10293, 20440), (10658, 19740), (12264, 17155), (13160, 15987), (13724, 15330)]