28416409320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{33301}}^1$

素因数の和:33875

約数の個数: 128

約数和(自身を含む): 91977459840

約数和(自身を除く): 63561050520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 547, 780, 1094, 1560, 1641, 2188, 2735, 3282, 4376, 5470, 6564, 7111, 8205, 10940, 13128, 14222, 16410, 21333, 21880, 28444, 32820, 33301, 35555, 42666, 56888, 65640, 66602, 71110, 85332, 99903, 106665, 133204, 142220, 166505, 170664, 199806, 213330, 266408, 284440, 333010, 399612, 426660, 432913, 499515, 666020, 799224, 853320, 865826, 999030, 1298739, 1332040, 1731652, 1998060, 2164565, 2597478, 3463304, 3996120, 4329130, 5194956, 6493695, 8658260, 10389912, 12987390, 17316520, 18215647, 25974780, 36431294, 51949560, 54646941, 72862588, 91078235, 109293882, 145725176, 182156470, 218587764, 236803411, 273234705, 364312940, 437175528, 473606822, 546469410, 710410233, 728625880, 947213644, 1092938820, 1184017055, 1420820466, 1894427288, 2185877640, 2368034110, 2841640932, 3552051165, 4736068220, 5683281864, 7104102330, 9472136440, 14208204660, 28416409320]

約数ペア:

[(1, 28416409320), (2, 14208204660), (3, 9472136440), (4, 7104102330), (5, 5683281864), (6, 4736068220), (8, 3552051165), (10, 2841640932), (12, 2368034110), (13, 2185877640), (15, 1894427288), (20, 1420820466), (24, 1184017055), (26, 1092938820), (30, 947213644), (39, 728625880), (40, 710410233), (52, 546469410), (60, 473606822), (65, 437175528), (78, 364312940), (104, 273234705), (120, 236803411), (130, 218587764), (156, 182156470), (195, 145725176), (260, 109293882), (312, 91078235), (390, 72862588), (520, 54646941), (547, 51949560), (780, 36431294), (1094, 25974780), (1560, 18215647), (1641, 17316520), (2188, 12987390), (2735, 10389912), (3282, 8658260), (4376, 6493695), (5470, 5194956), (6564, 4329130), (7111, 3996120), (8205, 3463304), (10940, 2597478), (13128, 2164565), (14222, 1998060), (16410, 1731652), (21333, 1332040), (21880, 1298739), (28444, 999030), (32820, 865826), (33301, 853320), (35555, 799224), (42666, 666020), (56888, 499515), (65640, 432913), (66602, 426660), (71110, 399612), (85332, 333010), (99903, 284440), (106665, 266408), (133204, 213330), (142220, 199806), (166505, 170664)]