1328778840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:290

約数の個数: 256

約数和(自身を含む): 4318272000

約数和(自身を除く): 2989493160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 41, 58, 60, 67, 82, 87, 116, 120, 123, 134, 139, 145, 164, 174, 201, 205, 232, 246, 268, 278, 290, 328, 335, 348, 402, 410, 417, 435, 492, 536, 556, 580, 615, 670, 695, 696, 804, 820, 834, 870, 984, 1005, 1112, 1160, 1189, 1230, 1340, 1390, 1608, 1640, 1668, 1740, 1943, 2010, 2085, 2378, 2460, 2680, 2747, 2780, 3336, 3480, 3567, 3886, 4020, 4031, 4170, 4756, 4920, 5494, 5560, 5699, 5829, 5945, 7134, 7772, 8040, 8062, 8241, 8340, 9313, 9512, 9715, 10988, 11398, 11658, 11890, 12093, 13735, 14268, 15544, 16124, 16482, 16680, 17097, 17835, 18626, 19430, 20155, 21976, 22796, 23316, 23780, 24186, 27470, 27939, 28495, 28536, 29145, 32248, 32964, 34194, 35670, 37252, 38860, 40310, 41205, 45592, 46565, 46632, 47560, 48372, 54940, 55878, 56990, 58290, 60465, 65928, 68388, 71340, 74504, 77720, 79663, 80620, 82410, 85485, 93130, 96744, 109880, 111756, 113980, 116580, 120930, 136776, 139695, 142680, 159326, 161240, 164820, 165271, 170970, 186260, 223512, 227960, 233160, 238989, 241860, 270077, 279390, 318652, 329640, 330542, 341940, 372520, 381833, 398315, 477978, 483720, 495813, 540154, 558780, 637304, 661084, 683880, 763666, 796630, 810231, 826355, 955956, 991626, 1080308, 1117560, 1145499, 1194945, 1322168, 1350385, 1527332, 1593260, 1620462, 1652710, 1909165, 1911912, 1983252, 2160616, 2290998, 2389890, 2479065, 2700770, 3054664, 3186520, 3240924, 3305420, 3818330, 3966504, 4051155, 4581996, 4779780, 4958130, 5401540, 5727495, 6481848, 6610840, 7636660, 8102310, 9163992, 9559560, 9916260, 10803080, 11073157, 11454990, 15273320, 16204620, 19832520, 22146314, 22909980, 32409240, 33219471, 44292628, 45819960, 55365785, 66438942, 88585256, 110731570, 132877884, 166097355, 221463140, 265755768, 332194710, 442926280, 664389420, 1328778840]

約数ペア:

[(1, 1328778840), (2, 664389420), (3, 442926280), (4, 332194710), (5, 265755768), (6, 221463140), (8, 166097355), (10, 132877884), (12, 110731570), (15, 88585256), (20, 66438942), (24, 55365785), (29, 45819960), (30, 44292628), (40, 33219471), (41, 32409240), (58, 22909980), (60, 22146314), (67, 19832520), (82, 16204620), (87, 15273320), (116, 11454990), (120, 11073157), (123, 10803080), (134, 9916260), (139, 9559560), (145, 9163992), (164, 8102310), (174, 7636660), (201, 6610840), (205, 6481848), (232, 5727495), (246, 5401540), (268, 4958130), (278, 4779780), (290, 4581996), (328, 4051155), (335, 3966504), (348, 3818330), (402, 3305420), (410, 3240924), (417, 3186520), (435, 3054664), (492, 2700770), (536, 2479065), (556, 2389890), (580, 2290998), (615, 2160616), (670, 1983252), (695, 1911912), (696, 1909165), (804, 1652710), (820, 1620462), (834, 1593260), (870, 1527332), (984, 1350385), (1005, 1322168), (1112, 1194945), (1160, 1145499), (1189, 1117560), (1230, 1080308), (1340, 991626), (1390, 955956), (1608, 826355), (1640, 810231), (1668, 796630), (1740, 763666), (1943, 683880), (2010, 661084), (2085, 637304), (2378, 558780), (2460, 540154), (2680, 495813), (2747, 483720), (2780, 477978), (3336, 398315), (3480, 381833), (3567, 372520), (3886, 341940), (4020, 330542), (4031, 329640), (4170, 318652), (4756, 279390), (4920, 270077), (5494, 241860), (5560, 238989), (5699, 233160), (5829, 227960), (5945, 223512), (7134, 186260), (7772, 170970), (8040, 165271), (8062, 164820), (8241, 161240), (8340, 159326), (9313, 142680), (9512, 139695), (9715, 136776), (10988, 120930), (11398, 116580), (11658, 113980), (11890, 111756), (12093, 109880), (13735, 96744), (14268, 93130), (15544, 85485), (16124, 82410), (16482, 80620), (16680, 79663), (17097, 77720), (17835, 74504), (18626, 71340), (19430, 68388), (20155, 65928), (21976, 60465), (22796, 58290), (23316, 56990), (23780, 55878), (24186, 54940), (27470, 48372), (27939, 47560), (28495, 46632), (28536, 46565), (29145, 45592), (32248, 41205), (32964, 40310), (34194, 38860), (35670, 37252)]