66981000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:376

約数の個数: 128

約数和(自身を含む): 212284800

約数和(自身を除く): 145303800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 83, 100, 120, 125, 150, 166, 200, 249, 250, 269, 300, 332, 375, 415, 498, 500, 538, 600, 664, 750, 807, 830, 996, 1000, 1076, 1245, 1345, 1500, 1614, 1660, 1992, 2075, 2152, 2490, 2690, 3000, 3228, 3320, 4035, 4150, 4980, 5380, 6225, 6456, 6725, 8070, 8300, 9960, 10375, 10760, 12450, 13450, 16140, 16600, 20175, 20750, 22327, 24900, 26900, 31125, 32280, 33625, 40350, 41500, 44654, 49800, 53800, 62250, 66981, 67250, 80700, 83000, 89308, 100875, 111635, 124500, 133962, 134500, 161400, 178616, 201750, 223270, 249000, 267924, 269000, 334905, 403500, 446540, 535848, 558175, 669810, 807000, 893080, 1116350, 1339620, 1674525, 2232700, 2679240, 2790875, 3349050, 4465400, 5581750, 6698100, 8372625, 11163500, 13396200, 16745250, 22327000, 33490500, 66981000]

約数ペア:

[(1, 66981000), (2, 33490500), (3, 22327000), (4, 16745250), (5, 13396200), (6, 11163500), (8, 8372625), (10, 6698100), (12, 5581750), (15, 4465400), (20, 3349050), (24, 2790875), (25, 2679240), (30, 2232700), (40, 1674525), (50, 1339620), (60, 1116350), (75, 893080), (83, 807000), (100, 669810), (120, 558175), (125, 535848), (150, 446540), (166, 403500), (200, 334905), (249, 269000), (250, 267924), (269, 249000), (300, 223270), (332, 201750), (375, 178616), (415, 161400), (498, 134500), (500, 133962), (538, 124500), (600, 111635), (664, 100875), (750, 89308), (807, 83000), (830, 80700), (996, 67250), (1000, 66981), (1076, 62250), (1245, 53800), (1345, 49800), (1500, 44654), (1614, 41500), (1660, 40350), (1992, 33625), (2075, 32280), (2152, 31125), (2490, 26900), (2690, 24900), (3000, 22327), (3228, 20750), (3320, 20175), (4035, 16600), (4150, 16140), (4980, 13450), (5380, 12450), (6225, 10760), (6456, 10375), (6725, 9960), (8070, 8300)]