18927284580

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{179}}^1\times {\mathrm{21757}}^1$

素因数の和:21960

約数の個数: 144

約数和(自身を含む): 59874534720

約数和(自身を除く): 40947250140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 179, 180, 243, 270, 324, 358, 405, 486, 537, 540, 716, 810, 895, 972, 1074, 1215, 1611, 1620, 1790, 2148, 2430, 2685, 3222, 3580, 4833, 4860, 5370, 6444, 8055, 9666, 10740, 14499, 16110, 19332, 21757, 24165, 28998, 32220, 43497, 43514, 48330, 57996, 65271, 72495, 86994, 87028, 96660, 108785, 130542, 144990, 173988, 195813, 217485, 217570, 261084, 289980, 326355, 391626, 434970, 435140, 587439, 652710, 783252, 869940, 979065, 1174878, 1305420, 1762317, 1958130, 2349756, 2937195, 3524634, 3894503, 3916260, 5286951, 5874390, 7049268, 7789006, 8811585, 10573902, 11683509, 11748780, 15578012, 17623170, 19472515, 21147804, 23367018, 26434755, 35050527, 35246340, 38945030, 46734036, 52869510, 58417545, 70101054, 77890060, 105151581, 105739020, 116835090, 140202108, 175252635, 210303162, 233670180, 315454743, 350505270, 420606324, 525757905, 630909486, 701010540, 946364229, 1051515810, 1261818972, 1577273715, 1892728458, 2103031620, 3154547430, 3785456916, 4731821145, 6309094860, 9463642290, 18927284580]

約数ペア:

[(1, 18927284580), (2, 9463642290), (3, 6309094860), (4, 4731821145), (5, 3785456916), (6, 3154547430), (9, 2103031620), (10, 1892728458), (12, 1577273715), (15, 1261818972), (18, 1051515810), (20, 946364229), (27, 701010540), (30, 630909486), (36, 525757905), (45, 420606324), (54, 350505270), (60, 315454743), (81, 233670180), (90, 210303162), (108, 175252635), (135, 140202108), (162, 116835090), (179, 105739020), (180, 105151581), (243, 77890060), (270, 70101054), (324, 58417545), (358, 52869510), (405, 46734036), (486, 38945030), (537, 35246340), (540, 35050527), (716, 26434755), (810, 23367018), (895, 21147804), (972, 19472515), (1074, 17623170), (1215, 15578012), (1611, 11748780), (1620, 11683509), (1790, 10573902), (2148, 8811585), (2430, 7789006), (2685, 7049268), (3222, 5874390), (3580, 5286951), (4833, 3916260), (4860, 3894503), (5370, 3524634), (6444, 2937195), (8055, 2349756), (9666, 1958130), (10740, 1762317), (14499, 1305420), (16110, 1174878), (19332, 979065), (21757, 869940), (24165, 783252), (28998, 652710), (32220, 587439), (43497, 435140), (43514, 434970), (48330, 391626), (57996, 326355), (65271, 289980), (72495, 261084), (86994, 217570), (87028, 217485), (96660, 195813), (108785, 173988), (130542, 144990)]