81646800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3581}}^1$

素因数の和:3621

約数の個数: 120

約数和(自身を含む): 275384160

約数和(自身を除く): 193737360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 38, 40, 48, 50, 57, 60, 75, 76, 80, 95, 100, 114, 120, 150, 152, 190, 200, 228, 240, 285, 300, 304, 380, 400, 456, 475, 570, 600, 760, 912, 950, 1140, 1200, 1425, 1520, 1900, 2280, 2850, 3581, 3800, 4560, 5700, 7162, 7600, 10743, 11400, 14324, 17905, 21486, 22800, 28648, 35810, 42972, 53715, 57296, 68039, 71620, 85944, 89525, 107430, 136078, 143240, 171888, 179050, 204117, 214860, 268575, 272156, 286480, 340195, 358100, 408234, 429720, 537150, 544312, 680390, 716200, 816468, 859440, 1020585, 1074300, 1088624, 1360780, 1432400, 1632936, 1700975, 2041170, 2148600, 2721560, 3265872, 3401950, 4082340, 4297200, 5102925, 5443120, 6803900, 8164680, 10205850, 13607800, 16329360, 20411700, 27215600, 40823400, 81646800]

約数ペア:

[(1, 81646800), (2, 40823400), (3, 27215600), (4, 20411700), (5, 16329360), (6, 13607800), (8, 10205850), (10, 8164680), (12, 6803900), (15, 5443120), (16, 5102925), (19, 4297200), (20, 4082340), (24, 3401950), (25, 3265872), (30, 2721560), (38, 2148600), (40, 2041170), (48, 1700975), (50, 1632936), (57, 1432400), (60, 1360780), (75, 1088624), (76, 1074300), (80, 1020585), (95, 859440), (100, 816468), (114, 716200), (120, 680390), (150, 544312), (152, 537150), (190, 429720), (200, 408234), (228, 358100), (240, 340195), (285, 286480), (300, 272156), (304, 268575), (380, 214860), (400, 204117), (456, 179050), (475, 171888), (570, 143240), (600, 136078), (760, 107430), (912, 89525), (950, 85944), (1140, 71620), (1200, 68039), (1425, 57296), (1520, 53715), (1900, 42972), (2280, 35810), (2850, 28648), (3581, 22800), (3800, 21486), (4560, 17905), (5700, 14324), (7162, 11400), (7600, 10743)]