203890720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:195

約数の個数: 192

約数和(自身を含む): 562609152

約数和(自身を除く): 358718432

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 37, 40, 44, 55, 62, 74, 80, 88, 101, 110, 124, 148, 155, 160, 176, 185, 202, 220, 248, 296, 310, 341, 352, 370, 404, 407, 440, 496, 505, 592, 620, 682, 740, 808, 814, 880, 992, 1010, 1111, 1147, 1184, 1240, 1364, 1480, 1616, 1628, 1705, 1760, 2020, 2035, 2222, 2294, 2480, 2728, 2960, 3131, 3232, 3256, 3410, 3737, 4040, 4070, 4444, 4588, 4960, 5456, 5555, 5735, 5920, 6262, 6512, 6820, 7474, 8080, 8140, 8888, 9176, 10912, 11110, 11470, 12524, 12617, 13024, 13640, 14948, 15655, 16160, 16280, 17776, 18352, 18685, 22220, 22940, 25048, 25234, 27280, 29896, 31310, 32560, 34441, 35552, 36704, 37370, 41107, 44440, 45880, 50096, 50468, 54560, 59792, 62620, 63085, 65120, 68882, 74740, 82214, 88880, 91760, 100192, 100936, 115847, 119584, 125240, 126170, 137764, 149480, 164428, 172205, 177760, 183520, 201872, 205535, 231694, 250480, 252340, 275528, 298960, 328856, 344410, 403744, 411070, 463388, 500960, 504680, 551056, 579235, 597920, 657712, 688820, 822140, 926776, 1009360, 1102112, 1158470, 1274317, 1315424, 1377640, 1644280, 1853552, 2018720, 2316940, 2548634, 2755280, 3288560, 3707104, 4633880, 5097268, 5510560, 6371585, 6577120, 9267760, 10194536, 12743170, 18535520, 20389072, 25486340, 40778144, 50972680, 101945360, 203890720]

約数ペア:

[(1, 203890720), (2, 101945360), (4, 50972680), (5, 40778144), (8, 25486340), (10, 20389072), (11, 18535520), (16, 12743170), (20, 10194536), (22, 9267760), (31, 6577120), (32, 6371585), (37, 5510560), (40, 5097268), (44, 4633880), (55, 3707104), (62, 3288560), (74, 2755280), (80, 2548634), (88, 2316940), (101, 2018720), (110, 1853552), (124, 1644280), (148, 1377640), (155, 1315424), (160, 1274317), (176, 1158470), (185, 1102112), (202, 1009360), (220, 926776), (248, 822140), (296, 688820), (310, 657712), (341, 597920), (352, 579235), (370, 551056), (404, 504680), (407, 500960), (440, 463388), (496, 411070), (505, 403744), (592, 344410), (620, 328856), (682, 298960), (740, 275528), (808, 252340), (814, 250480), (880, 231694), (992, 205535), (1010, 201872), (1111, 183520), (1147, 177760), (1184, 172205), (1240, 164428), (1364, 149480), (1480, 137764), (1616, 126170), (1628, 125240), (1705, 119584), (1760, 115847), (2020, 100936), (2035, 100192), (2222, 91760), (2294, 88880), (2480, 82214), (2728, 74740), (2960, 68882), (3131, 65120), (3232, 63085), (3256, 62620), (3410, 59792), (3737, 54560), (4040, 50468), (4070, 50096), (4444, 45880), (4588, 44440), (4960, 41107), (5456, 37370), (5555, 36704), (5735, 35552), (5920, 34441), (6262, 32560), (6512, 31310), (6820, 29896), (7474, 27280), (8080, 25234), (8140, 25048), (8888, 22940), (9176, 22220), (10912, 18685), (11110, 18352), (11470, 17776), (12524, 16280), (12617, 16160), (13024, 15655), (13640, 14948)]