228453840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 240

約数和(自身を含む): 806876928

約数和(自身を除く): 578423088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 47, 48, 60, 72, 80, 86, 90, 94, 120, 129, 141, 144, 157, 172, 180, 188, 215, 235, 240, 258, 282, 314, 344, 360, 376, 387, 423, 430, 470, 471, 516, 564, 628, 645, 688, 705, 720, 752, 774, 785, 846, 860, 940, 942, 1032, 1128, 1256, 1290, 1410, 1413, 1548, 1570, 1692, 1720, 1880, 1884, 1935, 2021, 2064, 2115, 2256, 2355, 2512, 2580, 2820, 2826, 3096, 3140, 3384, 3440, 3760, 3768, 3870, 4042, 4230, 4710, 5160, 5640, 5652, 6063, 6192, 6280, 6751, 6768, 7065, 7379, 7536, 7740, 8084, 8460, 9420, 10105, 10320, 11280, 11304, 12126, 12560, 13502, 14130, 14758, 15480, 16168, 16920, 18189, 18840, 20210, 20253, 22137, 22608, 24252, 27004, 28260, 29516, 30315, 30960, 32336, 33755, 33840, 36378, 36895, 37680, 40420, 40506, 44274, 48504, 54008, 56520, 59032, 60630, 60759, 66411, 67510, 72756, 73790, 80840, 81012, 88548, 90945, 97008, 101265, 108016, 110685, 113040, 118064, 121260, 121518, 132822, 135020, 145512, 147580, 161680, 162024, 177096, 181890, 202530, 221370, 242520, 243036, 265644, 270040, 291024, 295160, 303795, 317297, 324048, 332055, 354192, 363780, 405060, 442740, 485040, 486072, 531288, 540080, 590320, 607590, 634594, 664110, 727560, 810120, 885480, 951891, 972144, 1062576, 1215180, 1269188, 1328220, 1455120, 1586485, 1620240, 1770960, 1903782, 2430360, 2538376, 2656440, 2855673, 3172970, 3807564, 4759455, 4860720, 5076752, 5312880, 5711346, 6345940, 7615128, 9518910, 11422692, 12691880, 14278365, 15230256, 19037820, 22845384, 25383760, 28556730, 38075640, 45690768, 57113460, 76151280, 114226920, 228453840]

約数ペア:

[(1, 228453840), (2, 114226920), (3, 76151280), (4, 57113460), (5, 45690768), (6, 38075640), (8, 28556730), (9, 25383760), (10, 22845384), (12, 19037820), (15, 15230256), (16, 14278365), (18, 12691880), (20, 11422692), (24, 9518910), (30, 7615128), (36, 6345940), (40, 5711346), (43, 5312880), (45, 5076752), (47, 4860720), (48, 4759455), (60, 3807564), (72, 3172970), (80, 2855673), (86, 2656440), (90, 2538376), (94, 2430360), (120, 1903782), (129, 1770960), (141, 1620240), (144, 1586485), (157, 1455120), (172, 1328220), (180, 1269188), (188, 1215180), (215, 1062576), (235, 972144), (240, 951891), (258, 885480), (282, 810120), (314, 727560), (344, 664110), (360, 634594), (376, 607590), (387, 590320), (423, 540080), (430, 531288), (470, 486072), (471, 485040), (516, 442740), (564, 405060), (628, 363780), (645, 354192), (688, 332055), (705, 324048), (720, 317297), (752, 303795), (774, 295160), (785, 291024), (846, 270040), (860, 265644), (940, 243036), (942, 242520), (1032, 221370), (1128, 202530), (1256, 181890), (1290, 177096), (1410, 162024), (1413, 161680), (1548, 147580), (1570, 145512), (1692, 135020), (1720, 132822), (1880, 121518), (1884, 121260), (1935, 118064), (2021, 113040), (2064, 110685), (2115, 108016), (2256, 101265), (2355, 97008), (2512, 90945), (2580, 88548), (2820, 81012), (2826, 80840), (3096, 73790), (3140, 72756), (3384, 67510), (3440, 66411), (3760, 60759), (3768, 60630), (3870, 59032), (4042, 56520), (4230, 54008), (4710, 48504), (5160, 44274), (5640, 40506), (5652, 40420), (6063, 37680), (6192, 36895), (6280, 36378), (6751, 33840), (6768, 33755), (7065, 32336), (7379, 30960), (7536, 30315), (7740, 29516), (8084, 28260), (8460, 27004), (9420, 24252), (10105, 22608), (10320, 22137), (11280, 20253), (11304, 20210), (12126, 18840), (12560, 18189), (13502, 16920), (14130, 16168), (14758, 15480)]