177478980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:163

約数の個数: 288

約数和(自身を含む): 632935296

約数和(自身を除く): 455456316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 53, 60, 67, 68, 70, 84, 85, 98, 102, 105, 106, 119, 134, 140, 147, 159, 170, 196, 201, 204, 210, 212, 238, 245, 255, 265, 268, 294, 318, 335, 340, 357, 371, 402, 420, 469, 476, 490, 510, 530, 588, 595, 636, 670, 714, 735, 742, 795, 804, 833, 901, 938, 980, 1005, 1020, 1060, 1113, 1139, 1190, 1340, 1407, 1428, 1470, 1484, 1590, 1666, 1785, 1802, 1855, 1876, 2010, 2226, 2278, 2345, 2380, 2499, 2597, 2703, 2814, 2940, 3180, 3283, 3332, 3417, 3551, 3570, 3604, 3710, 4020, 4165, 4452, 4505, 4556, 4690, 4998, 5194, 5406, 5565, 5628, 5695, 6307, 6566, 6834, 7035, 7102, 7140, 7420, 7791, 7973, 8330, 9010, 9380, 9849, 9996, 10388, 10653, 10812, 11130, 11390, 12495, 12614, 12985, 13132, 13515, 13668, 14070, 14204, 15582, 15946, 16415, 16660, 17085, 17755, 18020, 18921, 19698, 21306, 22260, 22780, 23919, 24857, 24990, 25228, 25970, 27030, 28140, 31164, 31535, 31892, 32830, 34170, 35510, 37842, 38955, 39396, 39865, 42612, 44149, 47838, 49245, 49714, 49980, 51940, 53265, 54060, 55811, 60367, 63070, 65660, 68340, 71020, 74571, 75684, 77910, 79730, 88298, 94605, 95676, 98490, 99428, 106530, 111622, 119595, 120734, 124285, 126140, 132447, 149142, 155820, 159460, 167433, 173999, 176596, 181101, 189210, 196980, 213060, 220745, 223244, 239190, 241468, 248570, 264894, 279055, 298284, 301835, 334866, 347998, 362202, 372855, 378420, 422569, 441490, 478380, 497140, 521997, 529788, 558110, 603670, 662235, 669732, 695996, 724404, 745710, 837165, 845138, 869995, 882980, 905505, 1043994, 1116220, 1207340, 1267707, 1324470, 1491420, 1674330, 1690276, 1739990, 1811010, 2087988, 2112845, 2535414, 2609985, 2648940, 2957983, 3348660, 3479980, 3622020, 4225690, 5070828, 5219970, 5915966, 6338535, 8451380, 8873949, 10439940, 11831932, 12677070, 14789915, 17747898, 25354140, 29579830, 35495796, 44369745, 59159660, 88739490, 177478980]

約数ペア:

[(1, 177478980), (2, 88739490), (3, 59159660), (4, 44369745), (5, 35495796), (6, 29579830), (7, 25354140), (10, 17747898), (12, 14789915), (14, 12677070), (15, 11831932), (17, 10439940), (20, 8873949), (21, 8451380), (28, 6338535), (30, 5915966), (34, 5219970), (35, 5070828), (42, 4225690), (49, 3622020), (51, 3479980), (53, 3348660), (60, 2957983), (67, 2648940), (68, 2609985), (70, 2535414), (84, 2112845), (85, 2087988), (98, 1811010), (102, 1739990), (105, 1690276), (106, 1674330), (119, 1491420), (134, 1324470), (140, 1267707), (147, 1207340), (159, 1116220), (170, 1043994), (196, 905505), (201, 882980), (204, 869995), (210, 845138), (212, 837165), (238, 745710), (245, 724404), (255, 695996), (265, 669732), (268, 662235), (294, 603670), (318, 558110), (335, 529788), (340, 521997), (357, 497140), (371, 478380), (402, 441490), (420, 422569), (469, 378420), (476, 372855), (490, 362202), (510, 347998), (530, 334866), (588, 301835), (595, 298284), (636, 279055), (670, 264894), (714, 248570), (735, 241468), (742, 239190), (795, 223244), (804, 220745), (833, 213060), (901, 196980), (938, 189210), (980, 181101), (1005, 176596), (1020, 173999), (1060, 167433), (1113, 159460), (1139, 155820), (1190, 149142), (1340, 132447), (1407, 126140), (1428, 124285), (1470, 120734), (1484, 119595), (1590, 111622), (1666, 106530), (1785, 99428), (1802, 98490), (1855, 95676), (1876, 94605), (2010, 88298), (2226, 79730), (2278, 77910), (2345, 75684), (2380, 74571), (2499, 71020), (2597, 68340), (2703, 65660), (2814, 63070), (2940, 60367), (3180, 55811), (3283, 54060), (3332, 53265), (3417, 51940), (3551, 49980), (3570, 49714), (3604, 49245), (3710, 47838), (4020, 44149), (4165, 42612), (4452, 39865), (4505, 39396), (4556, 38955), (4690, 37842), (4998, 35510), (5194, 34170), (5406, 32830), (5565, 31892), (5628, 31535), (5695, 31164), (6307, 28140), (6566, 27030), (6834, 25970), (7035, 25228), (7102, 24990), (7140, 24857), (7420, 23919), (7791, 22780), (7973, 22260), (8330, 21306), (9010, 19698), (9380, 18921), (9849, 18020), (9996, 17755), (10388, 17085), (10653, 16660), (10812, 16415), (11130, 15946), (11390, 15582), (12495, 14204), (12614, 14070), (12985, 13668), (13132, 13515)]