84671220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 266132160

約数和(自身を除く): 181460940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 257, 285, 289, 323, 340, 380, 510, 514, 570, 578, 646, 771, 867, 969, 1020, 1028, 1140, 1156, 1285, 1292, 1445, 1542, 1615, 1734, 1938, 2570, 2890, 3084, 3230, 3468, 3855, 3876, 4335, 4369, 4845, 4883, 5140, 5491, 5780, 6460, 7710, 8670, 8738, 9690, 9766, 10982, 13107, 14649, 15420, 16473, 17340, 17476, 19380, 19532, 21845, 21964, 24415, 26214, 27455, 29298, 32946, 43690, 48830, 52428, 54910, 58596, 65535, 65892, 73245, 74273, 82365, 83011, 87380, 97660, 109820, 131070, 146490, 148546, 164730, 166022, 222819, 249033, 262140, 292980, 297092, 329460, 332044, 371365, 415055, 445638, 498066, 742730, 830110, 891276, 996132, 1114095, 1245165, 1411187, 1485460, 1660220, 2228190, 2490330, 2822374, 4233561, 4456380, 4980660, 5644748, 7055935, 8467122, 14111870, 16934244, 21167805, 28223740, 42335610, 84671220]

約数ペア:

[(1, 84671220), (2, 42335610), (3, 28223740), (4, 21167805), (5, 16934244), (6, 14111870), (10, 8467122), (12, 7055935), (15, 5644748), (17, 4980660), (19, 4456380), (20, 4233561), (30, 2822374), (34, 2490330), (38, 2228190), (51, 1660220), (57, 1485460), (60, 1411187), (68, 1245165), (76, 1114095), (85, 996132), (95, 891276), (102, 830110), (114, 742730), (170, 498066), (190, 445638), (204, 415055), (228, 371365), (255, 332044), (257, 329460), (285, 297092), (289, 292980), (323, 262140), (340, 249033), (380, 222819), (510, 166022), (514, 164730), (570, 148546), (578, 146490), (646, 131070), (771, 109820), (867, 97660), (969, 87380), (1020, 83011), (1028, 82365), (1140, 74273), (1156, 73245), (1285, 65892), (1292, 65535), (1445, 58596), (1542, 54910), (1615, 52428), (1734, 48830), (1938, 43690), (2570, 32946), (2890, 29298), (3084, 27455), (3230, 26214), (3468, 24415), (3855, 21964), (3876, 21845), (4335, 19532), (4369, 19380), (4845, 17476), (4883, 17340), (5140, 16473), (5491, 15420), (5780, 14649), (6460, 13107), (7710, 10982), (8670, 9766), (8738, 9690)]