128841090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:709

約数の個数: 128

約数和(自身を含む): 380160000

約数和(自身を除く): 251318910

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 49, 57, 70, 95, 98, 105, 114, 133, 147, 190, 210, 245, 266, 285, 294, 343, 399, 490, 570, 659, 665, 686, 735, 798, 931, 1029, 1318, 1330, 1470, 1715, 1862, 1977, 1995, 2058, 2793, 3295, 3430, 3954, 3990, 4613, 4655, 5145, 5586, 6517, 6590, 9226, 9310, 9885, 10290, 12521, 13034, 13839, 13965, 19551, 19770, 23065, 25042, 27678, 27930, 32291, 32585, 37563, 39102, 46130, 62605, 64582, 65170, 69195, 75126, 87647, 96873, 97755, 125210, 138390, 161455, 175294, 187815, 193746, 195510, 226037, 262941, 322910, 375630, 438235, 452074, 484365, 525882, 613529, 678111, 876470, 968730, 1130185, 1227058, 1314705, 1356222, 1840587, 2260370, 2629410, 3067645, 3390555, 3681174, 4294703, 6135290, 6781110, 8589406, 9202935, 12884109, 18405870, 21473515, 25768218, 42947030, 64420545, 128841090]

約数ペア:

[(1, 128841090), (2, 64420545), (3, 42947030), (5, 25768218), (6, 21473515), (7, 18405870), (10, 12884109), (14, 9202935), (15, 8589406), (19, 6781110), (21, 6135290), (30, 4294703), (35, 3681174), (38, 3390555), (42, 3067645), (49, 2629410), (57, 2260370), (70, 1840587), (95, 1356222), (98, 1314705), (105, 1227058), (114, 1130185), (133, 968730), (147, 876470), (190, 678111), (210, 613529), (245, 525882), (266, 484365), (285, 452074), (294, 438235), (343, 375630), (399, 322910), (490, 262941), (570, 226037), (659, 195510), (665, 193746), (686, 187815), (735, 175294), (798, 161455), (931, 138390), (1029, 125210), (1318, 97755), (1330, 96873), (1470, 87647), (1715, 75126), (1862, 69195), (1977, 65170), (1995, 64582), (2058, 62605), (2793, 46130), (3295, 39102), (3430, 37563), (3954, 32585), (3990, 32291), (4613, 27930), (4655, 27678), (5145, 25042), (5586, 23065), (6517, 19770), (6590, 19551), (9226, 13965), (9310, 13839), (9885, 13034), (10290, 12521)]