189030100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 499968000

約数和(自身を除く): 310937900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 59, 70, 92, 100, 115, 118, 140, 161, 175, 199, 230, 236, 295, 322, 350, 398, 413, 460, 575, 590, 644, 700, 796, 805, 826, 995, 1150, 1180, 1357, 1393, 1475, 1610, 1652, 1990, 2065, 2300, 2714, 2786, 2950, 3220, 3980, 4025, 4130, 4577, 4975, 5428, 5572, 5900, 6785, 6965, 8050, 8260, 9154, 9499, 9950, 10325, 11741, 13570, 13930, 16100, 18308, 18998, 19900, 20650, 22885, 23482, 27140, 27860, 32039, 33925, 34825, 37996, 41300, 45770, 46964, 47495, 58705, 64078, 67850, 69650, 82187, 91540, 94990, 114425, 117410, 128156, 135700, 139300, 160195, 164374, 189980, 228850, 234820, 237475, 270043, 293525, 320390, 328748, 410935, 457700, 474950, 540086, 587050, 640780, 800975, 821870, 949900, 1080172, 1174100, 1350215, 1601950, 1643740, 1890301, 2054675, 2700430, 3203900, 3780602, 4109350, 5400860, 6751075, 7561204, 8218700, 9451505, 13502150, 18903010, 27004300, 37806020, 47257525, 94515050, 189030100]

約数ペア:

[(1, 189030100), (2, 94515050), (4, 47257525), (5, 37806020), (7, 27004300), (10, 18903010), (14, 13502150), (20, 9451505), (23, 8218700), (25, 7561204), (28, 6751075), (35, 5400860), (46, 4109350), (50, 3780602), (59, 3203900), (70, 2700430), (92, 2054675), (100, 1890301), (115, 1643740), (118, 1601950), (140, 1350215), (161, 1174100), (175, 1080172), (199, 949900), (230, 821870), (236, 800975), (295, 640780), (322, 587050), (350, 540086), (398, 474950), (413, 457700), (460, 410935), (575, 328748), (590, 320390), (644, 293525), (700, 270043), (796, 237475), (805, 234820), (826, 228850), (995, 189980), (1150, 164374), (1180, 160195), (1357, 139300), (1393, 135700), (1475, 128156), (1610, 117410), (1652, 114425), (1990, 94990), (2065, 91540), (2300, 82187), (2714, 69650), (2786, 67850), (2950, 64078), (3220, 58705), (3980, 47495), (4025, 46964), (4130, 45770), (4577, 41300), (4975, 37996), (5428, 34825), (5572, 33925), (5900, 32039), (6785, 27860), (6965, 27140), (8050, 23482), (8260, 22885), (9154, 20650), (9499, 19900), (9950, 18998), (10325, 18308), (11741, 16100), (13570, 13930)]