30675120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:104

約数の個数: 240

約数和(自身を含む): 118206720

約数和(自身を除く): 87531600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 31, 35, 38, 40, 42, 48, 56, 57, 60, 62, 70, 76, 80, 84, 93, 95, 105, 112, 114, 120, 124, 133, 140, 152, 155, 168, 186, 190, 210, 217, 228, 240, 248, 266, 280, 285, 304, 310, 336, 372, 380, 399, 420, 434, 456, 465, 496, 532, 560, 570, 589, 620, 651, 665, 744, 760, 798, 840, 868, 912, 930, 961, 1064, 1085, 1140, 1178, 1240, 1302, 1330, 1488, 1520, 1596, 1680, 1736, 1767, 1860, 1922, 1995, 2128, 2170, 2280, 2356, 2480, 2604, 2660, 2883, 2945, 3192, 3255, 3472, 3534, 3720, 3844, 3990, 4123, 4340, 4560, 4712, 4805, 5208, 5320, 5766, 5890, 6384, 6510, 6727, 7068, 7440, 7688, 7980, 8246, 8680, 8835, 9424, 9610, 10416, 10640, 11532, 11780, 12369, 13020, 13454, 14136, 14415, 15376, 15960, 16492, 17360, 17670, 18259, 19220, 20181, 20615, 23064, 23560, 24738, 26040, 26908, 28272, 28830, 31920, 32984, 33635, 35340, 36518, 38440, 40362, 41230, 46128, 47120, 49476, 52080, 53816, 54777, 57660, 61845, 65968, 67270, 70680, 73036, 76880, 80724, 82460, 91295, 98952, 100905, 107632, 109554, 115320, 123690, 127813, 134540, 141360, 146072, 161448, 164920, 182590, 197904, 201810, 219108, 230640, 247380, 255626, 269080, 273885, 292144, 322896, 329840, 365180, 383439, 403620, 438216, 494760, 511252, 538160, 547770, 639065, 730360, 766878, 807240, 876432, 989520, 1022504, 1095540, 1278130, 1460720, 1533756, 1614480, 1917195, 2045008, 2191080, 2556260, 3067512, 3834390, 4382160, 5112520, 6135024, 7668780, 10225040, 15337560, 30675120]

約数ペア:

[(1, 30675120), (2, 15337560), (3, 10225040), (4, 7668780), (5, 6135024), (6, 5112520), (7, 4382160), (8, 3834390), (10, 3067512), (12, 2556260), (14, 2191080), (15, 2045008), (16, 1917195), (19, 1614480), (20, 1533756), (21, 1460720), (24, 1278130), (28, 1095540), (30, 1022504), (31, 989520), (35, 876432), (38, 807240), (40, 766878), (42, 730360), (48, 639065), (56, 547770), (57, 538160), (60, 511252), (62, 494760), (70, 438216), (76, 403620), (80, 383439), (84, 365180), (93, 329840), (95, 322896), (105, 292144), (112, 273885), (114, 269080), (120, 255626), (124, 247380), (133, 230640), (140, 219108), (152, 201810), (155, 197904), (168, 182590), (186, 164920), (190, 161448), (210, 146072), (217, 141360), (228, 134540), (240, 127813), (248, 123690), (266, 115320), (280, 109554), (285, 107632), (304, 100905), (310, 98952), (336, 91295), (372, 82460), (380, 80724), (399, 76880), (420, 73036), (434, 70680), (456, 67270), (465, 65968), (496, 61845), (532, 57660), (560, 54777), (570, 53816), (589, 52080), (620, 49476), (651, 47120), (665, 46128), (744, 41230), (760, 40362), (798, 38440), (840, 36518), (868, 35340), (912, 33635), (930, 32984), (961, 31920), (1064, 28830), (1085, 28272), (1140, 26908), (1178, 26040), (1240, 24738), (1302, 23560), (1330, 23064), (1488, 20615), (1520, 20181), (1596, 19220), (1680, 18259), (1736, 17670), (1767, 17360), (1860, 16492), (1922, 15960), (1995, 15376), (2128, 14415), (2170, 14136), (2280, 13454), (2356, 13020), (2480, 12369), (2604, 11780), (2660, 11532), (2883, 10640), (2945, 10416), (3192, 9610), (3255, 9424), (3472, 8835), (3534, 8680), (3720, 8246), (3844, 7980), (3990, 7688), (4123, 7440), (4340, 7068), (4560, 6727), (4712, 6510), (4805, 6384), (5208, 5890), (5320, 5766)]