65438280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1063}}^1$

素因数の和:1105

約数の個数: 160

約数和(自身を含む): 231739200

約数和(自身を除く): 166300920

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, 1063, 1080, 1140, 1368, 1539, 1620, 1710, 2052, 2126, 2280, 2565, 3078, 3189, 3240, 3420, 4104, 4252, 5130, 5315, 6156, 6378, 6840, 7695, 8504, 9567, 10260, 10630, 12312, 12756, 15390, 15945, 19134, 20197, 20520, 21260, 25512, 28701, 30780, 31890, 38268, 40394, 42520, 47835, 57402, 60591, 61560, 63780, 76536, 80788, 86103, 95670, 100985, 114804, 121182, 127560, 143505, 161576, 172206, 181773, 191340, 201970, 229608, 242364, 287010, 302955, 344412, 363546, 382680, 403940, 430515, 484728, 545319, 574020, 605910, 688824, 727092, 807880, 861030, 908865, 1090638, 1148040, 1211820, 1454184, 1635957, 1722060, 1817730, 2181276, 2423640, 2726595, 3271914, 3444120, 3635460, 4362552, 5453190, 6543828, 7270920, 8179785, 10906380, 13087656, 16359570, 21812760, 32719140, 65438280]

約数ペア:

[(1, 65438280), (2, 32719140), (3, 21812760), (4, 16359570), (5, 13087656), (6, 10906380), (8, 8179785), (9, 7270920), (10, 6543828), (12, 5453190), (15, 4362552), (18, 3635460), (19, 3444120), (20, 3271914), (24, 2726595), (27, 2423640), (30, 2181276), (36, 1817730), (38, 1722060), (40, 1635957), (45, 1454184), (54, 1211820), (57, 1148040), (60, 1090638), (72, 908865), (76, 861030), (81, 807880), (90, 727092), (95, 688824), (108, 605910), (114, 574020), (120, 545319), (135, 484728), (152, 430515), (162, 403940), (171, 382680), (180, 363546), (190, 344412), (216, 302955), (228, 287010), (270, 242364), (285, 229608), (324, 201970), (342, 191340), (360, 181773), (380, 172206), (405, 161576), (456, 143505), (513, 127560), (540, 121182), (570, 114804), (648, 100985), (684, 95670), (760, 86103), (810, 80788), (855, 76536), (1026, 63780), (1063, 61560), (1080, 60591), (1140, 57402), (1368, 47835), (1539, 42520), (1620, 40394), (1710, 38268), (2052, 31890), (2126, 30780), (2280, 28701), (2565, 25512), (3078, 21260), (3189, 20520), (3240, 20197), (3420, 19134), (4104, 15945), (4252, 15390), (5130, 12756), (5315, 12312), (6156, 10630), (6378, 10260), (6840, 9567), (7695, 8504)]