644102280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10463}}^1$

素因数の和:10505

約数の個数: 160

約数和(自身を含む): 2279059200

約数和(自身を除く): 1634956920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 342, 360, 380, 405, 456, 513, 540, 570, 648, 684, 760, 810, 855, 1026, 1080, 1140, 1368, 1539, 1620, 1710, 2052, 2280, 2565, 3078, 3240, 3420, 4104, 5130, 6156, 6840, 7695, 10260, 10463, 12312, 15390, 20520, 20926, 30780, 31389, 41852, 52315, 61560, 62778, 83704, 94167, 104630, 125556, 156945, 188334, 198797, 209260, 251112, 282501, 313890, 376668, 397594, 418520, 470835, 565002, 596391, 627780, 753336, 795188, 847503, 941670, 993985, 1130004, 1192782, 1255560, 1412505, 1590376, 1695006, 1789173, 1883340, 1987970, 2260008, 2385564, 2825010, 2981955, 3390012, 3578346, 3766680, 3975940, 4237515, 4771128, 5367519, 5650020, 5963910, 6780024, 7156692, 7951880, 8475030, 8945865, 10735038, 11300040, 11927820, 14313384, 16102557, 16950060, 17891730, 21470076, 23855640, 26837595, 32205114, 33900120, 35783460, 42940152, 53675190, 64410228, 71566920, 80512785, 107350380, 128820456, 161025570, 214700760, 322051140, 644102280]

約数ペア:

[(1, 644102280), (2, 322051140), (3, 214700760), (4, 161025570), (5, 128820456), (6, 107350380), (8, 80512785), (9, 71566920), (10, 64410228), (12, 53675190), (15, 42940152), (18, 35783460), (19, 33900120), (20, 32205114), (24, 26837595), (27, 23855640), (30, 21470076), (36, 17891730), (38, 16950060), (40, 16102557), (45, 14313384), (54, 11927820), (57, 11300040), (60, 10735038), (72, 8945865), (76, 8475030), (81, 7951880), (90, 7156692), (95, 6780024), (108, 5963910), (114, 5650020), (120, 5367519), (135, 4771128), (152, 4237515), (162, 3975940), (171, 3766680), (180, 3578346), (190, 3390012), (216, 2981955), (228, 2825010), (270, 2385564), (285, 2260008), (324, 1987970), (342, 1883340), (360, 1789173), (380, 1695006), (405, 1590376), (456, 1412505), (513, 1255560), (540, 1192782), (570, 1130004), (648, 993985), (684, 941670), (760, 847503), (810, 795188), (855, 753336), (1026, 627780), (1080, 596391), (1140, 565002), (1368, 470835), (1539, 418520), (1620, 397594), (1710, 376668), (2052, 313890), (2280, 282501), (2565, 251112), (3078, 209260), (3240, 198797), (3420, 188334), (4104, 156945), (5130, 125556), (6156, 104630), (6840, 94167), (7695, 83704), (10260, 62778), (10463, 61560), (12312, 52315), (15390, 41852), (20520, 31389), (20926, 30780)]