1689945120

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6863}}^1$

素因数の和:6909

約数の個数: 240

約数和(自身を含む): 6278912640

約数和(自身を除く): 4588967520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 513, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 1026, 1080, 1140, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1824, 2052, 2160, 2280, 2565, 2592, 2736, 3040, 3078, 3240, 3420, 4104, 4320, 4560, 5130, 5472, 6156, 6480, 6840, 6863, 7695, 8208, 9120, 10260, 12312, 12960, 13680, 13726, 15390, 16416, 20520, 20589, 24624, 27360, 27452, 30780, 34315, 41040, 41178, 49248, 54904, 61560, 61767, 68630, 82080, 82356, 102945, 109808, 123120, 123534, 130397, 137260, 164712, 185301, 205890, 219616, 246240, 247068, 260794, 274520, 308835, 329424, 370602, 391191, 411780, 494136, 521588, 549040, 555903, 617670, 651985, 658848, 741204, 782382, 823560, 926505, 988272, 1043176, 1098080, 1111806, 1173573, 1235340, 1303970, 1482408, 1564764, 1647120, 1853010, 1955955, 1976544, 2086352, 2223612, 2347146, 2470680, 2607940, 2779515, 2964816, 3129528, 3294240, 3520719, 3706020, 3911910, 4172704, 4447224, 4694292, 4941360, 5215880, 5559030, 5867865, 5929632, 6259056, 7041438, 7412040, 7823820, 8894448, 9388584, 9882720, 10431760, 10562157, 11118060, 11735730, 12518112, 14082876, 14824080, 15647640, 17603595, 17788896, 18777168, 20863520, 21124314, 22236120, 23471460, 28165752, 29648160, 31295280, 35207190, 37554336, 42248628, 44472240, 46942920, 52810785, 56331504, 62590560, 70414380, 84497256, 88944480, 93885840, 105621570, 112663008, 140828760, 168994512, 187771680, 211243140, 281657520, 337989024, 422486280, 563315040, 844972560, 1689945120]

約数ペア:

[(1, 1689945120), (2, 844972560), (3, 563315040), (4, 422486280), (5, 337989024), (6, 281657520), (8, 211243140), (9, 187771680), (10, 168994512), (12, 140828760), (15, 112663008), (16, 105621570), (18, 93885840), (19, 88944480), (20, 84497256), (24, 70414380), (27, 62590560), (30, 56331504), (32, 52810785), (36, 46942920), (38, 44472240), (40, 42248628), (45, 37554336), (48, 35207190), (54, 31295280), (57, 29648160), (60, 28165752), (72, 23471460), (76, 22236120), (80, 21124314), (81, 20863520), (90, 18777168), (95, 17788896), (96, 17603595), (108, 15647640), (114, 14824080), (120, 14082876), (135, 12518112), (144, 11735730), (152, 11118060), (160, 10562157), (162, 10431760), (171, 9882720), (180, 9388584), (190, 8894448), (216, 7823820), (228, 7412040), (240, 7041438), (270, 6259056), (285, 5929632), (288, 5867865), (304, 5559030), (324, 5215880), (342, 4941360), (360, 4694292), (380, 4447224), (405, 4172704), (432, 3911910), (456, 3706020), (480, 3520719), (513, 3294240), (540, 3129528), (570, 2964816), (608, 2779515), (648, 2607940), (684, 2470680), (720, 2347146), (760, 2223612), (810, 2086352), (855, 1976544), (864, 1955955), (912, 1853010), (1026, 1647120), (1080, 1564764), (1140, 1482408), (1296, 1303970), (1368, 1235340), (1440, 1173573), (1520, 1111806), (1539, 1098080), (1620, 1043176), (1710, 988272), (1824, 926505), (2052, 823560), (2160, 782382), (2280, 741204), (2565, 658848), (2592, 651985), (2736, 617670), (3040, 555903), (3078, 549040), (3240, 521588), (3420, 494136), (4104, 411780), (4320, 391191), (4560, 370602), (5130, 329424), (5472, 308835), (6156, 274520), (6480, 260794), (6840, 247068), (6863, 246240), (7695, 219616), (8208, 205890), (9120, 185301), (10260, 164712), (12312, 137260), (12960, 130397), (13680, 123534), (13726, 123120), (15390, 109808), (16416, 102945), (20520, 82356), (20589, 82080), (24624, 68630), (27360, 61767), (27452, 61560), (30780, 54904), (34315, 49248), (41040, 41178)]