1370881820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:569

約数の個数: 192

約数和(自身を含む): 3769113600

約数和(自身を除く): 2398231780

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 37, 44, 49, 55, 70, 74, 77, 98, 110, 140, 148, 154, 185, 196, 220, 245, 259, 308, 343, 370, 385, 407, 490, 491, 518, 539, 686, 740, 770, 814, 980, 982, 1036, 1078, 1295, 1372, 1540, 1628, 1715, 1813, 1964, 2035, 2156, 2455, 2590, 2695, 2849, 3430, 3437, 3626, 3773, 4070, 4910, 5180, 5390, 5401, 5698, 6860, 6874, 7252, 7546, 8140, 9065, 9820, 10780, 10802, 11396, 12691, 13748, 14245, 15092, 17185, 18130, 18167, 18865, 19943, 21604, 24059, 25382, 27005, 28490, 34370, 36260, 36334, 37730, 37807, 39886, 48118, 50764, 54010, 56980, 63455, 68740, 72668, 75460, 75614, 79772, 90835, 96236, 99715, 108020, 120295, 126910, 127169, 139601, 151228, 168413, 181670, 189035, 199430, 199837, 240590, 253820, 254338, 264649, 279202, 336826, 363340, 378070, 398860, 399674, 481180, 508676, 529298, 558404, 635845, 673652, 698005, 756140, 799348, 842065, 890183, 999185, 1058596, 1271690, 1323245, 1396010, 1398859, 1684130, 1780366, 1852543, 1998370, 2543380, 2646490, 2792020, 2797718, 3368260, 3560732, 3705086, 3996740, 4450915, 5292980, 5595436, 6231281, 6994295, 7410172, 8901830, 9262715, 9792013, 12462562, 13988590, 17803660, 18525430, 19584026, 24925124, 27977180, 31156405, 37050860, 39168052, 48960065, 62312810, 68544091, 97920130, 124625620, 137088182, 195840260, 274176364, 342720455, 685440910, 1370881820]

約数ペア:

[(1, 1370881820), (2, 685440910), (4, 342720455), (5, 274176364), (7, 195840260), (10, 137088182), (11, 124625620), (14, 97920130), (20, 68544091), (22, 62312810), (28, 48960065), (35, 39168052), (37, 37050860), (44, 31156405), (49, 27977180), (55, 24925124), (70, 19584026), (74, 18525430), (77, 17803660), (98, 13988590), (110, 12462562), (140, 9792013), (148, 9262715), (154, 8901830), (185, 7410172), (196, 6994295), (220, 6231281), (245, 5595436), (259, 5292980), (308, 4450915), (343, 3996740), (370, 3705086), (385, 3560732), (407, 3368260), (490, 2797718), (491, 2792020), (518, 2646490), (539, 2543380), (686, 1998370), (740, 1852543), (770, 1780366), (814, 1684130), (980, 1398859), (982, 1396010), (1036, 1323245), (1078, 1271690), (1295, 1058596), (1372, 999185), (1540, 890183), (1628, 842065), (1715, 799348), (1813, 756140), (1964, 698005), (2035, 673652), (2156, 635845), (2455, 558404), (2590, 529298), (2695, 508676), (2849, 481180), (3430, 399674), (3437, 398860), (3626, 378070), (3773, 363340), (4070, 336826), (4910, 279202), (5180, 264649), (5390, 254338), (5401, 253820), (5698, 240590), (6860, 199837), (6874, 199430), (7252, 189035), (7546, 181670), (8140, 168413), (9065, 151228), (9820, 139601), (10780, 127169), (10802, 126910), (11396, 120295), (12691, 108020), (13748, 99715), (14245, 96236), (15092, 90835), (17185, 79772), (18130, 75614), (18167, 75460), (18865, 72668), (19943, 68740), (21604, 63455), (24059, 56980), (25382, 54010), (27005, 50764), (28490, 48118), (34370, 39886), (36260, 37807), (36334, 37730)]