7881498780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{6791}}^1$

素因数の和:6884

約数の個数: 144

約数和(自身を含む): 23852634624

約数和(自身を除く): 15971135844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 29, 30, 46, 58, 60, 69, 87, 92, 115, 116, 138, 145, 174, 230, 276, 290, 345, 348, 435, 460, 580, 667, 690, 841, 870, 1334, 1380, 1682, 1740, 2001, 2523, 2668, 3335, 3364, 4002, 4205, 5046, 6670, 6791, 8004, 8410, 10005, 10092, 12615, 13340, 13582, 16820, 19343, 20010, 20373, 25230, 27164, 33955, 38686, 40020, 40746, 50460, 58029, 67910, 77372, 81492, 96715, 101865, 116058, 135820, 156193, 193430, 196939, 203730, 232116, 290145, 312386, 386860, 393878, 407460, 468579, 580290, 590817, 624772, 780965, 787756, 937158, 984695, 1160580, 1181634, 1561930, 1874316, 1969390, 2342895, 2363268, 2954085, 3123860, 3938780, 4529597, 4685790, 5711231, 5908170, 9059194, 9371580, 11422462, 11816340, 13588791, 17133693, 18118388, 22647985, 22844924, 27177582, 28556155, 34267386, 45295970, 54355164, 57112310, 67943955, 68534772, 85668465, 90591940, 114224620, 131358313, 135887910, 171336930, 262716626, 271775820, 342673860, 394074939, 525433252, 656791565, 788149878, 1313583130, 1576299756, 1970374695, 2627166260, 3940749390, 7881498780]

約数ペア:

[(1, 7881498780), (2, 3940749390), (3, 2627166260), (4, 1970374695), (5, 1576299756), (6, 1313583130), (10, 788149878), (12, 656791565), (15, 525433252), (20, 394074939), (23, 342673860), (29, 271775820), (30, 262716626), (46, 171336930), (58, 135887910), (60, 131358313), (69, 114224620), (87, 90591940), (92, 85668465), (115, 68534772), (116, 67943955), (138, 57112310), (145, 54355164), (174, 45295970), (230, 34267386), (276, 28556155), (290, 27177582), (345, 22844924), (348, 22647985), (435, 18118388), (460, 17133693), (580, 13588791), (667, 11816340), (690, 11422462), (841, 9371580), (870, 9059194), (1334, 5908170), (1380, 5711231), (1682, 4685790), (1740, 4529597), (2001, 3938780), (2523, 3123860), (2668, 2954085), (3335, 2363268), (3364, 2342895), (4002, 1969390), (4205, 1874316), (5046, 1561930), (6670, 1181634), (6791, 1160580), (8004, 984695), (8410, 937158), (10005, 787756), (10092, 780965), (12615, 624772), (13340, 590817), (13582, 580290), (16820, 468579), (19343, 407460), (20010, 393878), (20373, 386860), (25230, 312386), (27164, 290145), (33955, 232116), (38686, 203730), (40020, 196939), (40746, 193430), (50460, 156193), (58029, 135820), (67910, 116058), (77372, 101865), (81492, 96715)]