398999700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{983}}^1$

素因数の和:1055

約数の個数: 216

約数和(自身を含む): 1399035456

約数和(自身を除く): 1000035756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 33, 36, 41, 44, 45, 50, 55, 60, 66, 75, 82, 90, 99, 100, 110, 123, 132, 150, 164, 165, 180, 198, 205, 220, 225, 246, 275, 300, 330, 369, 396, 410, 450, 451, 492, 495, 550, 615, 660, 738, 820, 825, 900, 902, 983, 990, 1025, 1100, 1230, 1353, 1476, 1650, 1804, 1845, 1966, 1980, 2050, 2255, 2460, 2475, 2706, 2949, 3075, 3300, 3690, 3932, 4059, 4100, 4510, 4915, 4950, 5412, 5898, 6150, 6765, 7380, 8118, 8847, 9020, 9225, 9830, 9900, 10813, 11275, 11796, 12300, 13530, 14745, 16236, 17694, 18450, 19660, 20295, 21626, 22550, 24575, 27060, 29490, 32439, 33825, 35388, 36900, 40303, 40590, 43252, 44235, 45100, 49150, 54065, 58980, 64878, 67650, 73725, 80606, 81180, 88470, 97317, 98300, 101475, 108130, 120909, 129756, 135300, 147450, 161212, 162195, 176940, 194634, 201515, 202950, 216260, 221175, 241818, 270325, 294900, 324390, 362727, 389268, 403030, 405900, 442350, 443333, 483636, 486585, 540650, 604545, 648780, 725454, 806060, 810975, 884700, 886666, 973170, 1007575, 1081300, 1209090, 1329999, 1450908, 1621950, 1773332, 1813635, 1946340, 2015150, 2216665, 2418180, 2432925, 2659998, 3022725, 3243900, 3627270, 3989997, 4030300, 4433330, 4865850, 5319996, 6045450, 6649995, 7254540, 7979994, 8866660, 9068175, 9731700, 11083325, 12090900, 13299990, 15959988, 18136350, 19949985, 22166650, 26599980, 33249975, 36272700, 39899970, 44333300, 66499950, 79799940, 99749925, 132999900, 199499850, 398999700]

約数ペア:

[(1, 398999700), (2, 199499850), (3, 132999900), (4, 99749925), (5, 79799940), (6, 66499950), (9, 44333300), (10, 39899970), (11, 36272700), (12, 33249975), (15, 26599980), (18, 22166650), (20, 19949985), (22, 18136350), (25, 15959988), (30, 13299990), (33, 12090900), (36, 11083325), (41, 9731700), (44, 9068175), (45, 8866660), (50, 7979994), (55, 7254540), (60, 6649995), (66, 6045450), (75, 5319996), (82, 4865850), (90, 4433330), (99, 4030300), (100, 3989997), (110, 3627270), (123, 3243900), (132, 3022725), (150, 2659998), (164, 2432925), (165, 2418180), (180, 2216665), (198, 2015150), (205, 1946340), (220, 1813635), (225, 1773332), (246, 1621950), (275, 1450908), (300, 1329999), (330, 1209090), (369, 1081300), (396, 1007575), (410, 973170), (450, 886666), (451, 884700), (492, 810975), (495, 806060), (550, 725454), (615, 648780), (660, 604545), (738, 540650), (820, 486585), (825, 483636), (900, 443333), (902, 442350), (983, 405900), (990, 403030), (1025, 389268), (1100, 362727), (1230, 324390), (1353, 294900), (1476, 270325), (1650, 241818), (1804, 221175), (1845, 216260), (1966, 202950), (1980, 201515), (2050, 194634), (2255, 176940), (2460, 162195), (2475, 161212), (2706, 147450), (2949, 135300), (3075, 129756), (3300, 120909), (3690, 108130), (3932, 101475), (4059, 98300), (4100, 97317), (4510, 88470), (4915, 81180), (4950, 80606), (5412, 73725), (5898, 67650), (6150, 64878), (6765, 58980), (7380, 54065), (8118, 49150), (8847, 45100), (9020, 44235), (9225, 43252), (9830, 40590), (9900, 40303), (10813, 36900), (11275, 35388), (11796, 33825), (12300, 32439), (13530, 29490), (14745, 27060), (16236, 24575), (17694, 22550), (18450, 21626), (19660, 20295)]