83781040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 120

約数和(自身を含む): 230744160

約数和(自身を除く): 146963120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 89, 112, 140, 164, 178, 205, 280, 287, 328, 356, 410, 445, 560, 574, 623, 656, 712, 820, 890, 1148, 1246, 1424, 1435, 1640, 1681, 1780, 2296, 2492, 2870, 3115, 3280, 3362, 3560, 3649, 4592, 4984, 5740, 6230, 6724, 7120, 7298, 8405, 9968, 11480, 11767, 12460, 13448, 14596, 16810, 18245, 22960, 23534, 24920, 25543, 26896, 29192, 33620, 36490, 47068, 49840, 51086, 58384, 58835, 67240, 72980, 94136, 102172, 117670, 127715, 134480, 145960, 149609, 188272, 204344, 235340, 255430, 291920, 299218, 408688, 470680, 510860, 598436, 748045, 941360, 1021720, 1047263, 1196872, 1496090, 2043440, 2094526, 2393744, 2992180, 4189052, 5236315, 5984360, 8378104, 10472630, 11968720, 16756208, 20945260, 41890520, 83781040]

約数ペア:

[(1, 83781040), (2, 41890520), (4, 20945260), (5, 16756208), (7, 11968720), (8, 10472630), (10, 8378104), (14, 5984360), (16, 5236315), (20, 4189052), (28, 2992180), (35, 2393744), (40, 2094526), (41, 2043440), (56, 1496090), (70, 1196872), (80, 1047263), (82, 1021720), (89, 941360), (112, 748045), (140, 598436), (164, 510860), (178, 470680), (205, 408688), (280, 299218), (287, 291920), (328, 255430), (356, 235340), (410, 204344), (445, 188272), (560, 149609), (574, 145960), (623, 134480), (656, 127715), (712, 117670), (820, 102172), (890, 94136), (1148, 72980), (1246, 67240), (1424, 58835), (1435, 58384), (1640, 51086), (1681, 49840), (1780, 47068), (2296, 36490), (2492, 33620), (2870, 29192), (3115, 26896), (3280, 25543), (3362, 24920), (3560, 23534), (3649, 22960), (4592, 18245), (4984, 16810), (5740, 14596), (6230, 13448), (6724, 12460), (7120, 11767), (7298, 11480), (8405, 9968)]